Home / 44,718.76-67,080.47-11,439.11

Finding the Fourth Proportional to 44,718.76, 67,080.47 and 11,439.11

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Solution

The fourth proportional to 44,718.76, 67,080.47 and 11,439.11 is: 17,159.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,718.76 : 67,080.47 = 11,439.11 : x
  2. Step 2: Convert to fraction form
    44,718.76/67,080.47 = 11,439.11/x
  3. Step 3: Cross multiply
    44,718.76x = 67,080.47 × 11,439.11
  4. Step 4: Simplify right side
    44,718.76x = 767,340,979.83
  5. Step 5: Solve for x
    x = 767,340,979.83/44,718.76
  6. Step 6: Final answer
    x = 17,159.26

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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.