Home / 15,711.62-23,567.43-9,872.33

Finding the Fourth Proportional to 15,711.62, 23,567.43 and 9,872.33

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Solution

The fourth proportional to 15,711.62, 23,567.43 and 9,872.33 is: 14,808.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,711.62 : 23,567.43 = 9,872.33 : x
  2. Step 2: Convert to fraction form
    15,711.62/23,567.43 = 9,872.33/x
  3. Step 3: Cross multiply
    15,711.62x = 23,567.43 × 9,872.33
  4. Step 4: Simplify right side
    15,711.62x = 232,665,446.21
  5. Step 5: Solve for x
    x = 232,665,446.21/15,711.62
  6. Step 6: Final answer
    x = 14,808.50

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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.