Home / 15,013.92-22,508.30-7,111.92

Finding the Fourth Proportional to 15,013.92, 22,508.30 and 7,111.92

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Solution

The fourth proportional to 15,013.92, 22,508.30 and 7,111.92 is: 10,661.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,013.92 : 22,508.30 = 7,111.92 : x
  2. Step 2: Convert to fraction form
    15,013.92/22,508.30 = 7,111.92/x
  3. Step 3: Cross multiply
    15,013.92x = 22,508.30 × 7,111.92
  4. Step 4: Simplify right side
    15,013.92x = 160,077,228.94
  5. Step 5: Solve for x
    x = 160,077,228.94/15,013.92
  6. Step 6: Final answer
    x = 10,661.92

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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.