Home / 59,803.28-89,710.14-15,429.68

Finding the Fourth Proportional to 59,803.28, 89,710.14 and 15,429.68

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Solution

The fourth proportional to 59,803.28, 89,710.14 and 15,429.68 is: 23,145.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,803.28 : 89,710.14 = 15,429.68 : x
  2. Step 2: Convert to fraction form
    59,803.28/89,710.14 = 15,429.68/x
  3. Step 3: Cross multiply
    59,803.28x = 89,710.14 × 15,429.68
  4. Step 4: Simplify right side
    59,803.28x = 1,384,198,752.96
  5. Step 5: Solve for x
    x = 1,384,198,752.96/59,803.28
  6. Step 6: Final answer
    x = 23,145.87

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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.