Home / 25,169.40-34,727.58-15,098.58

Finding the Fourth Proportional to 25,169.40, 34,727.58 and 15,098.58

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Solution

The fourth proportional to 25,169.40, 34,727.58 and 15,098.58 is: 20,832.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,169.40 : 34,727.58 = 15,098.58 : x
  2. Step 2: Convert to fraction form
    25,169.40/34,727.58 = 15,098.58/x
  3. Step 3: Cross multiply
    25,169.40x = 34,727.58 × 15,098.58
  4. Step 4: Simplify right side
    25,169.40x = 524,337,144.84
  5. Step 5: Solve for x
    x = 524,337,144.84/25,169.40
  6. Step 6: Final answer
    x = 20,832.33

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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.