Home / 44,810.76-67,216.26-13,221.20

Finding the Fourth Proportional to 44,810.76, 67,216.26 and 13,221.20

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Solution

The fourth proportional to 44,810.76, 67,216.26 and 13,221.20 is: 19,831.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,810.76 : 67,216.26 = 13,221.20 : x
  2. Step 2: Convert to fraction form
    44,810.76/67,216.26 = 13,221.20/x
  3. Step 3: Cross multiply
    44,810.76x = 67,216.26 × 13,221.20
  4. Step 4: Simplify right side
    44,810.76x = 888,679,616.71
  5. Step 5: Solve for x
    x = 888,679,616.71/44,810.76
  6. Step 6: Final answer
    x = 19,831.84

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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.