Home / 48,216-72,321.12-14,936.16

Finding the Fourth Proportional to 48,216, 72,321.12 and 14,936.16

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Solution

The fourth proportional to 48,216, 72,321.12 and 14,936.16 is: 22,403.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,216 : 72,321.12 = 14,936.16 : x
  2. Step 2: Convert to fraction form
    48,216/72,321.12 = 14,936.16/x
  3. Step 3: Cross multiply
    48,216x = 72,321.12 × 14,936.16
  4. Step 4: Simplify right side
    48,216x = 1,080,199,819.70
  5. Step 5: Solve for x
    x = 1,080,199,819.70/48,216
  6. Step 6: Final answer
    x = 22,403.35

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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.