Home / 31,979.60-44,130.84-17,443.24

Finding the Fourth Proportional to 31,979.60, 44,130.84 and 17,443.24

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Solution

The fourth proportional to 31,979.60, 44,130.84 and 17,443.24 is: 24,071.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,979.60 : 44,130.84 = 17,443.24 : x
  2. Step 2: Convert to fraction form
    31,979.60/44,130.84 = 17,443.24/x
  3. Step 3: Cross multiply
    31,979.60x = 44,130.84 × 17,443.24
  4. Step 4: Simplify right side
    31,979.60x = 769,784,833.52
  5. Step 5: Solve for x
    x = 769,784,833.52/31,979.60
  6. Step 6: Final answer
    x = 24,071.12

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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.