Home / 32,458.26-44,816.13-20,979.96

Finding the Fourth Proportional to 32,458.26, 44,816.13 and 20,979.96

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Solution

The fourth proportional to 32,458.26, 44,816.13 and 20,979.96 is: 28,967.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,458.26 : 44,816.13 = 20,979.96 : x
  2. Step 2: Convert to fraction form
    32,458.26/44,816.13 = 20,979.96/x
  3. Step 3: Cross multiply
    32,458.26x = 44,816.13 × 20,979.96
  4. Step 4: Simplify right side
    32,458.26x = 940,240,614.75
  5. Step 5: Solve for x
    x = 940,240,614.75/32,458.26
  6. Step 6: Final answer
    x = 28,967.68

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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.