Home / 38,325.96-52,886.70-21,328.92

Finding the Fourth Proportional to 38,325.96, 52,886.70 and 21,328.92

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Solution

The fourth proportional to 38,325.96, 52,886.70 and 21,328.92 is: 29,432.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,325.96 : 52,886.70 = 21,328.92 : x
  2. Step 2: Convert to fraction form
    38,325.96/52,886.70 = 21,328.92/x
  3. Step 3: Cross multiply
    38,325.96x = 52,886.70 × 21,328.92
  4. Step 4: Simplify right side
    38,325.96x = 1,128,016,193.36
  5. Step 5: Solve for x
    x = 1,128,016,193.36/38,325.96
  6. Step 6: Final answer
    x = 29,432.17

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Find fourth proportional to 38,326.96, 52,888.08 and 21,329.92
Similar ratio
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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.