Home / 21,700.79-32,517.68-14,653.18

Finding the Fourth Proportional to 21,700.79, 32,517.68 and 14,653.18

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Solution

The fourth proportional to 21,700.79, 32,517.68 and 14,653.18 is: 21,957.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,700.79 : 32,517.68 = 14,653.18 : x
  2. Step 2: Convert to fraction form
    21,700.79/32,517.68 = 14,653.18/x
  3. Step 3: Cross multiply
    21,700.79x = 32,517.68 × 14,653.18
  4. Step 4: Simplify right side
    21,700.79x = 476,487,373.56
  5. Step 5: Solve for x
    x = 476,487,373.56/21,700.79
  6. Step 6: Final answer
    x = 21,957.15

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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.