Home / 17,915.46-24,703.43-12,251.13

Finding the Fourth Proportional to 17,915.46, 24,703.43 and 12,251.13

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Solution

The fourth proportional to 17,915.46, 24,703.43 and 12,251.13 is: 16,892.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915.46 : 24,703.43 = 12,251.13 : x
  2. Step 2: Convert to fraction form
    17,915.46/24,703.43 = 12,251.13/x
  3. Step 3: Cross multiply
    17,915.46x = 24,703.43 × 12,251.13
  4. Step 4: Simplify right side
    17,915.46x = 302,644,871.12
  5. Step 5: Solve for x
    x = 302,644,871.12/17,915.46
  6. Step 6: Final answer
    x = 16,892.94

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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.