Home / 28,979.29-43,459.71-14,934.97

Finding the Fourth Proportional to 28,979.29, 43,459.71 and 14,934.97

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Solution

The fourth proportional to 28,979.29, 43,459.71 and 14,934.97 is: 22,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,979.29 : 43,459.71 = 14,934.97 : x
  2. Step 2: Convert to fraction form
    28,979.29/43,459.71 = 14,934.97/x
  3. Step 3: Cross multiply
    28,979.29x = 43,459.71 × 14,934.97
  4. Step 4: Simplify right side
    28,979.29x = 649,069,465.06
  5. Step 5: Solve for x
    x = 649,069,465.06/28,979.29
  6. Step 6: Final answer
    x = 22,397.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.