Home / 48,218.92-72,336.18-14,931.16

Finding the Fourth Proportional to 48,218.92, 72,336.18 and 14,931.16

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Solution

The fourth proportional to 48,218.92, 72,336.18 and 14,931.16 is: 22,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,218.92 : 72,336.18 = 14,931.16 : x
  2. Step 2: Convert to fraction form
    48,218.92/72,336.18 = 14,931.16/x
  3. Step 3: Cross multiply
    48,218.92x = 72,336.18 × 14,931.16
  4. Step 4: Simplify right side
    48,218.92x = 1,080,063,077.37
  5. Step 5: Solve for x
    x = 1,080,063,077.37/48,218.92
  6. Step 6: Final answer
    x = 22,399.16

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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.