Home / 22,225.33-33,331.06-7,430.81

Finding the Fourth Proportional to 22,225.33, 33,331.06 and 7,430.81

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Solution

The fourth proportional to 22,225.33, 33,331.06 and 7,430.81 is: 11,143.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,225.33 : 33,331.06 = 7,430.81 : x
  2. Step 2: Convert to fraction form
    22,225.33/33,331.06 = 7,430.81/x
  3. Step 3: Cross multiply
    22,225.33x = 33,331.06 × 7,430.81
  4. Step 4: Simplify right side
    22,225.33x = 247,676,773.96
  5. Step 5: Solve for x
    x = 247,676,773.96/22,225.33
  6. Step 6: Final answer
    x = 11,143.90

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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.