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Finding the Fourth Proportional to 32,658.44, 45,114.14 and 31,444.68

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Solution

The fourth proportional to 32,658.44, 45,114.14 and 31,444.68 is: 43,437.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,658.44 : 45,114.14 = 31,444.68 : x
  2. Step 2: Convert to fraction form
    32,658.44/45,114.14 = 31,444.68/x
  3. Step 3: Cross multiply
    32,658.44x = 45,114.14 × 31,444.68
  4. Step 4: Simplify right side
    32,658.44x = 1,418,599,695.78
  5. Step 5: Solve for x
    x = 1,418,599,695.78/32,658.44
  6. Step 6: Final answer
    x = 43,437.46

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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.