Home / 25,789.32-35,589.24-14,458.91

Finding the Fourth Proportional to 25,789.32, 35,589.24 and 14,458.91

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Solution

The fourth proportional to 25,789.32, 35,589.24 and 14,458.91 is: 19,953.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,789.32 : 35,589.24 = 14,458.91 : x
  2. Step 2: Convert to fraction form
    25,789.32/35,589.24 = 14,458.91/x
  3. Step 3: Cross multiply
    25,789.32x = 35,589.24 × 14,458.91
  4. Step 4: Simplify right side
    25,789.32x = 514,581,440.18
  5. Step 5: Solve for x
    x = 514,581,440.18/25,789.32
  6. Step 6: Final answer
    x = 19,953.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.