Home / 48,348.78-72,516.96-13,291.17

Finding the Fourth Proportional to 48,348.78, 72,516.96 and 13,291.17

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Solution

The fourth proportional to 48,348.78, 72,516.96 and 13,291.17 is: 19,935.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,348.78 : 72,516.96 = 13,291.17 : x
  2. Step 2: Convert to fraction form
    48,348.78/72,516.96 = 13,291.17/x
  3. Step 3: Cross multiply
    48,348.78x = 72,516.96 × 13,291.17
  4. Step 4: Simplify right side
    48,348.78x = 963,835,243.24
  5. Step 5: Solve for x
    x = 963,835,243.24/48,348.78
  6. Step 6: Final answer
    x = 19,935.05

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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.