Home / 45,254.72-67,908.52-18,957.24

Finding the Fourth Proportional to 45,254.72, 67,908.52 and 18,957.24

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Solution

The fourth proportional to 45,254.72, 67,908.52 and 18,957.24 is: 28,446.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,254.72 : 67,908.52 = 18,957.24 : x
  2. Step 2: Convert to fraction form
    45,254.72/67,908.52 = 18,957.24/x
  3. Step 3: Cross multiply
    45,254.72x = 67,908.52 × 18,957.24
  4. Step 4: Simplify right side
    45,254.72x = 1,287,358,111.68
  5. Step 5: Solve for x
    x = 1,287,358,111.68/45,254.72
  6. Step 6: Final answer
    x = 28,446.94

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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.