Home / 48,423.60-72,643.59-15,137.10

Finding the Fourth Proportional to 48,423.60, 72,643.59 and 15,137.10

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Solution

The fourth proportional to 48,423.60, 72,643.59 and 15,137.10 is: 22,708.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,423.60 : 72,643.59 = 15,137.10 : x
  2. Step 2: Convert to fraction form
    48,423.60/72,643.59 = 15,137.10/x
  3. Step 3: Cross multiply
    48,423.60x = 72,643.59 × 15,137.10
  4. Step 4: Simplify right side
    48,423.60x = 1,099,613,286.19
  5. Step 5: Solve for x
    x = 1,099,613,286.19/48,423.60
  6. Step 6: Final answer
    x = 22,708.21

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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.