Home / 15,407.28-23,065.56-9,545.04

Finding the Fourth Proportional to 15,407.28, 23,065.56 and 9,545.04

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Solution

The fourth proportional to 15,407.28, 23,065.56 and 9,545.04 is: 14,289.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,407.28 : 23,065.56 = 9,545.04 : x
  2. Step 2: Convert to fraction form
    15,407.28/23,065.56 = 9,545.04/x
  3. Step 3: Cross multiply
    15,407.28x = 23,065.56 × 9,545.04
  4. Step 4: Simplify right side
    15,407.28x = 220,161,692.82
  5. Step 5: Solve for x
    x = 220,161,692.82/15,407.28
  6. Step 6: Final answer
    x = 14,289.46

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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.