Home / 15,124.72-22,689.49-5,266.80

Finding the Fourth Proportional to 15,124.72, 22,689.49 and 5,266.80

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Solution

The fourth proportional to 15,124.72, 22,689.49 and 5,266.80 is: 7,901.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,124.72 : 22,689.49 = 5,266.80 : x
  2. Step 2: Convert to fraction form
    15,124.72/22,689.49 = 5,266.80/x
  3. Step 3: Cross multiply
    15,124.72x = 22,689.49 × 5,266.80
  4. Step 4: Simplify right side
    15,124.72x = 119,500,905.65
  5. Step 5: Solve for x
    x = 119,500,905.65/15,124.72
  6. Step 6: Final answer
    x = 7,901.04

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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.