Home / 38,140.29-57,210.48-15,941.52

Finding the Fourth Proportional to 38,140.29, 57,210.48 and 15,941.52

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Solution

The fourth proportional to 38,140.29, 57,210.48 and 15,941.52 is: 23,912.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,140.29 : 57,210.48 = 15,941.52 : x
  2. Step 2: Convert to fraction form
    38,140.29/57,210.48 = 15,941.52/x
  3. Step 3: Cross multiply
    38,140.29x = 57,210.48 × 15,941.52
  4. Step 4: Simplify right side
    38,140.29x = 912,022,011.13
  5. Step 5: Solve for x
    x = 912,022,011.13/38,140.29
  6. Step 6: Final answer
    x = 23,912.30

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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.