Home / 22,740.29-34,111.70-6,947.72

Finding the Fourth Proportional to 22,740.29, 34,111.70 and 6,947.72

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Solution

The fourth proportional to 22,740.29, 34,111.70 and 6,947.72 is: 10,421.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,740.29 : 34,111.70 = 6,947.72 : x
  2. Step 2: Convert to fraction form
    22,740.29/34,111.70 = 6,947.72/x
  3. Step 3: Cross multiply
    22,740.29x = 34,111.70 × 6,947.72
  4. Step 4: Simplify right side
    22,740.29x = 236,998,540.32
  5. Step 5: Solve for x
    x = 236,998,540.32/22,740.29
  6. Step 6: Final answer
    x = 10,421.97

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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.