Home / 25,079.85-34,601.04-15,008.58

Finding the Fourth Proportional to 25,079.85, 34,601.04 and 15,008.58

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Solution

The fourth proportional to 25,079.85, 34,601.04 and 15,008.58 is: 20,706.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079.85 : 34,601.04 = 15,008.58 : x
  2. Step 2: Convert to fraction form
    25,079.85/34,601.04 = 15,008.58/x
  3. Step 3: Cross multiply
    25,079.85x = 34,601.04 × 15,008.58
  4. Step 4: Simplify right side
    25,079.85x = 519,312,476.92
  5. Step 5: Solve for x
    x = 519,312,476.92/25,079.85
  6. Step 6: Final answer
    x = 20,706.36

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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.