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Finding the Fourth Proportional to 32,680.48, 45,098.64 and 17,776.48

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Solution

The fourth proportional to 32,680.48, 45,098.64 and 17,776.48 is: 24,531.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,680.48 : 45,098.64 = 17,776.48 : x
  2. Step 2: Convert to fraction form
    32,680.48/45,098.64 = 17,776.48/x
  3. Step 3: Cross multiply
    32,680.48x = 45,098.64 × 17,776.48
  4. Step 4: Simplify right side
    32,680.48x = 801,695,071.99
  5. Step 5: Solve for x
    x = 801,695,071.99/32,680.48
  6. Step 6: Final answer
    x = 24,531.31

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1.5x scale

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.