Home / 84,559.36-126,828.96-22,234.72

Finding the Fourth Proportional to 84,559.36, 126,828.96 and 22,234.72

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Solution

The fourth proportional to 84,559.36, 126,828.96 and 22,234.72 is: 33,349.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,559.36 : 126,828.96 = 22,234.72 : x
  2. Step 2: Convert to fraction form
    84,559.36/126,828.96 = 22,234.72/x
  3. Step 3: Cross multiply
    84,559.36x = 126,828.96 × 22,234.72
  4. Step 4: Simplify right side
    84,559.36x = 2,820,006,413.49
  5. Step 5: Solve for x
    x = 2,820,006,413.49/84,559.36
  6. Step 6: Final answer
    x = 33,349.43

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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.