Home / 15,614.60-23,396.30-13,003.40

Finding the Fourth Proportional to 15,614.60, 23,396.30 and 13,003.40

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Solution

The fourth proportional to 15,614.60, 23,396.30 and 13,003.40 is: 19,483.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,614.60 : 23,396.30 = 13,003.40 : x
  2. Step 2: Convert to fraction form
    15,614.60/23,396.30 = 13,003.40/x
  3. Step 3: Cross multiply
    15,614.60x = 23,396.30 × 13,003.40
  4. Step 4: Simplify right side
    15,614.60x = 304,231,447.42
  5. Step 5: Solve for x
    x = 304,231,447.42/15,614.60
  6. Step 6: Final answer
    x = 19,483.78

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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.