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Finding the Fourth Proportional to 32,398.94, 48,488.68 and 19,926.87

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Solution

The fourth proportional to 32,398.94, 48,488.68 and 19,926.87 is: 29,822.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,398.94 : 48,488.68 = 19,926.87 : x
  2. Step 2: Convert to fraction form
    32,398.94/48,488.68 = 19,926.87/x
  3. Step 3: Cross multiply
    32,398.94x = 48,488.68 × 19,926.87
  4. Step 4: Simplify right side
    32,398.94x = 966,227,465.91
  5. Step 5: Solve for x
    x = 966,227,465.91/32,398.94
  6. Step 6: Final answer
    x = 29,822.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.