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Finding the Fourth Proportional to 32,651.40, 45,057.42 and 17,747.40

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Solution

The fourth proportional to 32,651.40, 45,057.42 and 17,747.40 is: 24,490.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,651.40 : 45,057.42 = 17,747.40 : x
  2. Step 2: Convert to fraction form
    32,651.40/45,057.42 = 17,747.40/x
  3. Step 3: Cross multiply
    32,651.40x = 45,057.42 × 17,747.40
  4. Step 4: Simplify right side
    32,651.40x = 799,652,055.71
  5. Step 5: Solve for x
    x = 799,652,055.71/32,651.40
  6. Step 6: Final answer
    x = 24,490.59

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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.