Home / 38,527.28-57,790.08-17,750.78

Finding the Fourth Proportional to 38,527.28, 57,790.08 and 17,750.78

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Solution

The fourth proportional to 38,527.28, 57,790.08 and 17,750.78 is: 26,625.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,527.28 : 57,790.08 = 17,750.78 : x
  2. Step 2: Convert to fraction form
    38,527.28/57,790.08 = 17,750.78/x
  3. Step 3: Cross multiply
    38,527.28x = 57,790.08 × 17,750.78
  4. Step 4: Simplify right side
    38,527.28x = 1,025,818,996.26
  5. Step 5: Solve for x
    x = 1,025,818,996.26/38,527.28
  6. Step 6: Final answer
    x = 26,625.78

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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.