Home / 24,915.80-34,384.08-13,585.21

Finding the Fourth Proportional to 24,915.80, 34,384.08 and 13,585.21

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Solution

The fourth proportional to 24,915.80, 34,384.08 and 13,585.21 is: 18,747.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,915.80 : 34,384.08 = 13,585.21 : x
  2. Step 2: Convert to fraction form
    24,915.80/34,384.08 = 13,585.21/x
  3. Step 3: Cross multiply
    24,915.80x = 34,384.08 × 13,585.21
  4. Step 4: Simplify right side
    24,915.80x = 467,114,707.61
  5. Step 5: Solve for x
    x = 467,114,707.61/24,915.80
  6. Step 6: Final answer
    x = 18,747.73

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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.