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Finding the Fourth Proportional to 32,902.98, 45,402.57 and 19,474.80

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Solution

The fourth proportional to 32,902.98, 45,402.57 and 19,474.80 is: 26,873.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,902.98 : 45,402.57 = 19,474.80 : x
  2. Step 2: Convert to fraction form
    32,902.98/45,402.57 = 19,474.80/x
  3. Step 3: Cross multiply
    32,902.98x = 45,402.57 × 19,474.80
  4. Step 4: Simplify right side
    32,902.98x = 884,205,970.24
  5. Step 5: Solve for x
    x = 884,205,970.24/32,902.98
  6. Step 6: Final answer
    x = 26,873.13

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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.