Home / 59,604.48-89,431.20-28,419.84

Finding the Fourth Proportional to 59,604.48, 89,431.20 and 28,419.84

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Solution

The fourth proportional to 59,604.48, 89,431.20 and 28,419.84 is: 42,641.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,604.48 : 89,431.20 = 28,419.84 : x
  2. Step 2: Convert to fraction form
    59,604.48/89,431.20 = 28,419.84/x
  3. Step 3: Cross multiply
    59,604.48x = 89,431.20 × 28,419.84
  4. Step 4: Simplify right side
    59,604.48x = 2,541,620,395.01
  5. Step 5: Solve for x
    x = 2,541,620,395.01/59,604.48
  6. Step 6: Final answer
    x = 42,641.43

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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.