Home / 40,143.20-60,216.41-10,564.02

Finding the Fourth Proportional to 40,143.20, 60,216.41 and 10,564.02

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Solution

The fourth proportional to 40,143.20, 60,216.41 and 10,564.02 is: 15,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,143.20 : 60,216.41 = 10,564.02 : x
  2. Step 2: Convert to fraction form
    40,143.20/60,216.41 = 10,564.02/x
  3. Step 3: Cross multiply
    40,143.20x = 60,216.41 × 10,564.02
  4. Step 4: Simplify right side
    40,143.20x = 636,127,385.98
  5. Step 5: Solve for x
    x = 636,127,385.98/40,143.20
  6. Step 6: Final answer
    x = 15,846.46

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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.