Home / 21,358.50-32,066.92-14,343.08

Finding the Fourth Proportional to 21,358.50, 32,066.92 and 14,343.08

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Solution

The fourth proportional to 21,358.50, 32,066.92 and 14,343.08 is: 21,534.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,358.50 : 32,066.92 = 14,343.08 : x
  2. Step 2: Convert to fraction form
    21,358.50/32,066.92 = 14,343.08/x
  3. Step 3: Cross multiply
    21,358.50x = 32,066.92 × 14,343.08
  4. Step 4: Simplify right side
    21,358.50x = 459,938,398.91
  5. Step 5: Solve for x
    x = 459,938,398.91/21,358.50
  6. Step 6: Final answer
    x = 21,534.21

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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.