Home / 23,957.31-33,061.10-13,347.64

Finding the Fourth Proportional to 23,957.31, 33,061.10 and 13,347.64

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Solution

The fourth proportional to 23,957.31, 33,061.10 and 13,347.64 is: 18,419.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,957.31 : 33,061.10 = 13,347.64 : x
  2. Step 2: Convert to fraction form
    23,957.31/33,061.10 = 13,347.64/x
  3. Step 3: Cross multiply
    23,957.31x = 33,061.10 × 13,347.64
  4. Step 4: Simplify right side
    23,957.31x = 441,287,660.80
  5. Step 5: Solve for x
    x = 441,287,660.80/23,957.31
  6. Step 6: Final answer
    x = 18,419.75

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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.