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Finding the Fourth Proportional to 59,380.58, 89,079.08 and 19,948.97

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Solution

The fourth proportional to 59,380.58, 89,079.08 and 19,948.97 is: 29,926.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,380.58 : 89,079.08 = 19,948.97 : x
  2. Step 2: Convert to fraction form
    59,380.58/89,079.08 = 19,948.97/x
  3. Step 3: Cross multiply
    59,380.58x = 89,079.08 × 19,948.97
  4. Step 4: Simplify right side
    59,380.58x = 1,777,036,017.50
  5. Step 5: Solve for x
    x = 1,777,036,017.50/59,380.58
  6. Step 6: Final answer
    x = 29,926.21

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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.