Home / 84,346.76-126,520.16-22,016.72

Finding the Fourth Proportional to 84,346.76, 126,520.16 and 22,016.72

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Solution

The fourth proportional to 84,346.76, 126,520.16 and 22,016.72 is: 33,025.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,346.76 : 126,520.16 = 22,016.72 : x
  2. Step 2: Convert to fraction form
    84,346.76/126,520.16 = 22,016.72/x
  3. Step 3: Cross multiply
    84,346.76x = 126,520.16 × 22,016.72
  4. Step 4: Simplify right side
    84,346.76x = 2,785,558,937.08
  5. Step 5: Solve for x
    x = 2,785,558,937.08/84,346.76
  6. Step 6: Final answer
    x = 33,025.09

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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.