Home / 26,591.58-39,891.75-9,957.42

Finding the Fourth Proportional to 26,591.58, 39,891.75 and 9,957.42

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Solution

The fourth proportional to 26,591.58, 39,891.75 and 9,957.42 is: 14,937.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,591.58 : 39,891.75 = 9,957.42 : x
  2. Step 2: Convert to fraction form
    26,591.58/39,891.75 = 9,957.42/x
  3. Step 3: Cross multiply
    26,591.58x = 39,891.75 × 9,957.42
  4. Step 4: Simplify right side
    26,591.58x = 397,218,909.29
  5. Step 5: Solve for x
    x = 397,218,909.29/26,591.58
  6. Step 6: Final answer
    x = 14,937.77

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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.