Home / 23,687.73-32,693.28-14,128.20

Finding the Fourth Proportional to 23,687.73, 32,693.28 and 14,128.20

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Solution

The fourth proportional to 23,687.73, 32,693.28 and 14,128.20 is: 19,499.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,687.73 : 32,693.28 = 14,128.20 : x
  2. Step 2: Convert to fraction form
    23,687.73/32,693.28 = 14,128.20/x
  3. Step 3: Cross multiply
    23,687.73x = 32,693.28 × 14,128.20
  4. Step 4: Simplify right side
    23,687.73x = 461,896,964.39
  5. Step 5: Solve for x
    x = 461,896,964.39/23,687.73
  6. Step 6: Final answer
    x = 19,499.42

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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.