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Finding the Fourth Proportional to 32,689.98, 49,061.24 and 16,899.64

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Solution

The fourth proportional to 32,689.98, 49,061.24 and 16,899.64 is: 25,363.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,689.98 : 49,061.24 = 16,899.64 : x
  2. Step 2: Convert to fraction form
    32,689.98/49,061.24 = 16,899.64/x
  3. Step 3: Cross multiply
    32,689.98x = 49,061.24 × 16,899.64
  4. Step 4: Simplify right side
    32,689.98x = 829,117,213.55
  5. Step 5: Solve for x
    x = 829,117,213.55/32,689.98
  6. Step 6: Final answer
    x = 25,363.04

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1.5x scale

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.