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Finding the Fourth Proportional to 40,483.62, 60,726.02 and 18,281.52

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Solution

The fourth proportional to 40,483.62, 60,726.02 and 18,281.52 is: 27,422.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,483.62 : 60,726.02 = 18,281.52 : x
  2. Step 2: Convert to fraction form
    40,483.62/60,726.02 = 18,281.52/x
  3. Step 3: Cross multiply
    40,483.62x = 60,726.02 × 18,281.52
  4. Step 4: Simplify right side
    40,483.62x = 1,110,163,554.11
  5. Step 5: Solve for x
    x = 1,110,163,554.11/40,483.62
  6. Step 6: Final answer
    x = 27,422.54

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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.