Home / 25,761.42-38,642.73-14,588.28

Finding the Fourth Proportional to 25,761.42, 38,642.73 and 14,588.28

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Solution

The fourth proportional to 25,761.42, 38,642.73 and 14,588.28 is: 21,882.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,761.42 : 38,642.73 = 14,588.28 : x
  2. Step 2: Convert to fraction form
    25,761.42/38,642.73 = 14,588.28/x
  3. Step 3: Cross multiply
    25,761.42x = 38,642.73 × 14,588.28
  4. Step 4: Simplify right side
    25,761.42x = 563,730,965.20
  5. Step 5: Solve for x
    x = 563,730,965.20/25,761.42
  6. Step 6: Final answer
    x = 21,882.76

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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.