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Finding the Fourth Proportional to 40,065.66, 60,101.91 and 10,483.47

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Solution

The fourth proportional to 40,065.66, 60,101.91 and 10,483.47 is: 15,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,065.66 : 60,101.91 = 10,483.47 : x
  2. Step 2: Convert to fraction form
    40,065.66/60,101.91 = 10,483.47/x
  3. Step 3: Cross multiply
    40,065.66x = 60,101.91 × 10,483.47
  4. Step 4: Simplify right side
    40,065.66x = 630,076,570.43
  5. Step 5: Solve for x
    x = 630,076,570.43/40,065.66
  6. Step 6: Final answer
    x = 15,726.10

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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.