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Finding the Fourth Proportional to 32,948.96, 45,472.80 and 18,803.93

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Solution

The fourth proportional to 32,948.96, 45,472.80 and 18,803.93 is: 25,951.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,948.96 : 45,472.80 = 18,803.93 : x
  2. Step 2: Convert to fraction form
    32,948.96/45,472.80 = 18,803.93/x
  3. Step 3: Cross multiply
    32,948.96x = 45,472.80 × 18,803.93
  4. Step 4: Simplify right side
    32,948.96x = 855,067,120.74
  5. Step 5: Solve for x
    x = 855,067,120.74/32,948.96
  6. Step 6: Final answer
    x = 25,951.27

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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.