Home / 38,167.29-57,256.13-13,200.64

Finding the Fourth Proportional to 38,167.29, 57,256.13 and 13,200.64

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Solution

The fourth proportional to 38,167.29, 57,256.13 and 13,200.64 is: 19,802.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,167.29 : 57,256.13 = 13,200.64 : x
  2. Step 2: Convert to fraction form
    38,167.29/57,256.13 = 13,200.64/x
  3. Step 3: Cross multiply
    38,167.29x = 57,256.13 × 13,200.64
  4. Step 4: Simplify right side
    38,167.29x = 755,817,449.78
  5. Step 5: Solve for x
    x = 755,817,449.78/38,167.29
  6. Step 6: Final answer
    x = 19,802.75

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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.