Home / 21,614.17-32,358.20-13,268.89

Finding the Fourth Proportional to 21,614.17, 32,358.20 and 13,268.89

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Solution

The fourth proportional to 21,614.17, 32,358.20 and 13,268.89 is: 19,864.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,614.17 : 32,358.20 = 13,268.89 : x
  2. Step 2: Convert to fraction form
    21,614.17/32,358.20 = 13,268.89/x
  3. Step 3: Cross multiply
    21,614.17x = 32,358.20 × 13,268.89
  4. Step 4: Simplify right side
    21,614.17x = 429,357,168.26
  5. Step 5: Solve for x
    x = 429,357,168.26/21,614.17
  6. Step 6: Final answer
    x = 19,864.62

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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.