Home / 22,276.69-33,409.19-8,240.74

Finding the Fourth Proportional to 22,276.69, 33,409.19 and 8,240.74

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Solution

The fourth proportional to 22,276.69, 33,409.19 and 8,240.74 is: 12,358.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,276.69 : 33,409.19 = 8,240.74 : x
  2. Step 2: Convert to fraction form
    22,276.69/33,409.19 = 8,240.74/x
  3. Step 3: Cross multiply
    22,276.69x = 33,409.19 × 8,240.74
  4. Step 4: Simplify right side
    22,276.69x = 275,316,385.48
  5. Step 5: Solve for x
    x = 275,316,385.48/22,276.69
  6. Step 6: Final answer
    x = 12,358.95

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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.