Home / 38,055.70-52,515.68-21,058.92

Finding the Fourth Proportional to 38,055.70, 52,515.68 and 21,058.92

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Solution

The fourth proportional to 38,055.70, 52,515.68 and 21,058.92 is: 29,060.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,055.70 : 52,515.68 = 21,058.92 : x
  2. Step 2: Convert to fraction form
    38,055.70/52,515.68 = 21,058.92/x
  3. Step 3: Cross multiply
    38,055.70x = 52,515.68 × 21,058.92
  4. Step 4: Simplify right side
    38,055.70x = 1,105,923,503.87
  5. Step 5: Solve for x
    x = 1,105,923,503.87/38,055.70
  6. Step 6: Final answer
    x = 29,060.65

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Half scale
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Double scale
Find fourth proportional to 38,056.70, 52,517.06 and 21,059.92
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.