Home / 16,250.10-24,375.15-7,931.40

Finding the Fourth Proportional to 16,250.10, 24,375.15 and 7,931.40

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Solution

The fourth proportional to 16,250.10, 24,375.15 and 7,931.40 is: 11,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,250.10 : 24,375.15 = 7,931.40 : x
  2. Step 2: Convert to fraction form
    16,250.10/24,375.15 = 7,931.40/x
  3. Step 3: Cross multiply
    16,250.10x = 24,375.15 × 7,931.40
  4. Step 4: Simplify right side
    16,250.10x = 193,329,064.71
  5. Step 5: Solve for x
    x = 193,329,064.71/16,250.10
  6. Step 6: Final answer
    x = 11,897.10

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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.