Home / 31,248.28-43,123.59-17,102.04

Finding the Fourth Proportional to 31,248.28, 43,123.59 and 17,102.04

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Solution

The fourth proportional to 31,248.28, 43,123.59 and 17,102.04 is: 23,601.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248.28 : 43,123.59 = 17,102.04 : x
  2. Step 2: Convert to fraction form
    31,248.28/43,123.59 = 17,102.04/x
  3. Step 3: Cross multiply
    31,248.28x = 43,123.59 × 17,102.04
  4. Step 4: Simplify right side
    31,248.28x = 737,501,199.41
  5. Step 5: Solve for x
    x = 737,501,199.41/31,248.28
  6. Step 6: Final answer
    x = 23,601.34

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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.