Home / 38,207.40-57,310.78-14,850.28

Finding the Fourth Proportional to 38,207.40, 57,310.78 and 14,850.28

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Solution

The fourth proportional to 38,207.40, 57,310.78 and 14,850.28 is: 22,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,207.40 : 57,310.78 = 14,850.28 : x
  2. Step 2: Convert to fraction form
    38,207.40/57,310.78 = 14,850.28/x
  3. Step 3: Cross multiply
    38,207.40x = 57,310.78 × 14,850.28
  4. Step 4: Simplify right side
    38,207.40x = 851,081,130.02
  5. Step 5: Solve for x
    x = 851,081,130.02/38,207.40
  6. Step 6: Final answer
    x = 22,275.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.