Home / 15,332.64-22,979.46-7,935.72

Finding the Fourth Proportional to 15,332.64, 22,979.46 and 7,935.72

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Solution

The fourth proportional to 15,332.64, 22,979.46 and 7,935.72 is: 11,893.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,332.64 : 22,979.46 = 7,935.72 : x
  2. Step 2: Convert to fraction form
    15,332.64/22,979.46 = 7,935.72/x
  3. Step 3: Cross multiply
    15,332.64x = 22,979.46 × 7,935.72
  4. Step 4: Simplify right side
    15,332.64x = 182,358,560.31
  5. Step 5: Solve for x
    x = 182,358,560.31/15,332.64
  6. Step 6: Final answer
    x = 11,893.49

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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.