Home / 15,006.80-22,510.20-3,913.46

Finding the Fourth Proportional to 15,006.80, 22,510.20 and 3,913.46

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Solution

The fourth proportional to 15,006.80, 22,510.20 and 3,913.46 is: 5,870.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,006.80 : 22,510.20 = 3,913.46 : x
  2. Step 2: Convert to fraction form
    15,006.80/22,510.20 = 3,913.46/x
  3. Step 3: Cross multiply
    15,006.80x = 22,510.20 × 3,913.46
  4. Step 4: Simplify right side
    15,006.80x = 88,092,767.29
  5. Step 5: Solve for x
    x = 88,092,767.29/15,006.80
  6. Step 6: Final answer
    x = 5,870.19

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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.