Home / 16,375.70-24,531.15-9,782.30

Finding the Fourth Proportional to 16,375.70, 24,531.15 and 9,782.30

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Solution

The fourth proportional to 16,375.70, 24,531.15 and 9,782.30 is: 14,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,375.70 : 24,531.15 = 9,782.30 : x
  2. Step 2: Convert to fraction form
    16,375.70/24,531.15 = 9,782.30/x
  3. Step 3: Cross multiply
    16,375.70x = 24,531.15 × 9,782.30
  4. Step 4: Simplify right side
    16,375.70x = 239,971,068.65
  5. Step 5: Solve for x
    x = 239,971,068.65/16,375.70
  6. Step 6: Final answer
    x = 14,654.10

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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.