Home / 23,665.46-32,672.13-15,718.58

Finding the Fourth Proportional to 23,665.46, 32,672.13 and 15,718.58

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Solution

The fourth proportional to 23,665.46, 32,672.13 and 15,718.58 is: 21,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,665.46 : 32,672.13 = 15,718.58 : x
  2. Step 2: Convert to fraction form
    23,665.46/32,672.13 = 15,718.58/x
  3. Step 3: Cross multiply
    23,665.46x = 32,672.13 × 15,718.58
  4. Step 4: Simplify right side
    23,665.46x = 513,559,489.18
  5. Step 5: Solve for x
    x = 513,559,489.18/23,665.46
  6. Step 6: Final answer
    x = 21,700.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.