Home / 29,568.61-40,805.67-16,140.66

Finding the Fourth Proportional to 29,568.61, 40,805.67 and 16,140.66

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Solution

The fourth proportional to 29,568.61, 40,805.67 and 16,140.66 is: 22,274.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,568.61 : 40,805.67 = 16,140.66 : x
  2. Step 2: Convert to fraction form
    29,568.61/40,805.67 = 16,140.66/x
  3. Step 3: Cross multiply
    29,568.61x = 40,805.67 × 16,140.66
  4. Step 4: Simplify right side
    29,568.61x = 658,630,445.54
  5. Step 5: Solve for x
    x = 658,630,445.54/29,568.61
  6. Step 6: Final answer
    x = 22,274.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.