Home / 38,055.54-52,515.35-21,060.50

Finding the Fourth Proportional to 38,055.54, 52,515.35 and 21,060.50

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Solution

The fourth proportional to 38,055.54, 52,515.35 and 21,060.50 is: 29,062.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,055.54 : 52,515.35 = 21,060.50 : x
  2. Step 2: Convert to fraction form
    38,055.54/52,515.35 = 21,060.50/x
  3. Step 3: Cross multiply
    38,055.54x = 52,515.35 × 21,060.50
  4. Step 4: Simplify right side
    38,055.54x = 1,105,999,160.80
  5. Step 5: Solve for x
    x = 1,105,999,160.80/38,055.54
  6. Step 6: Final answer
    x = 29,062.77

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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.