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Finding the Fourth Proportional to 32,398.16, 44,708.76 and 18,250.76

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Solution

The fourth proportional to 32,398.16, 44,708.76 and 18,250.76 is: 25,185.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,398.16 : 44,708.76 = 18,250.76 : x
  2. Step 2: Convert to fraction form
    32,398.16/44,708.76 = 18,250.76/x
  3. Step 3: Cross multiply
    32,398.16x = 44,708.76 × 18,250.76
  4. Step 4: Simplify right side
    32,398.16x = 815,968,848.66
  5. Step 5: Solve for x
    x = 815,968,848.66/32,398.16
  6. Step 6: Final answer
    x = 25,185.65

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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.