Home / 15,322.61-22,979.04-5,459.24

Finding the Fourth Proportional to 15,322.61, 22,979.04 and 5,459.24

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Solution

The fourth proportional to 15,322.61, 22,979.04 and 5,459.24 is: 8,187.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.61 : 22,979.04 = 5,459.24 : x
  2. Step 2: Convert to fraction form
    15,322.61/22,979.04 = 5,459.24/x
  3. Step 3: Cross multiply
    15,322.61x = 22,979.04 × 5,459.24
  4. Step 4: Simplify right side
    15,322.61x = 125,447,979.43
  5. Step 5: Solve for x
    x = 125,447,979.43/15,322.61
  6. Step 6: Final answer
    x = 8,187.12

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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.