Home / 12,152.53-18,230.62-4,363.17

Finding the Fourth Proportional to 12,152.53, 18,230.62 and 4,363.17

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Solution

The fourth proportional to 12,152.53, 18,230.62 and 4,363.17 is: 6,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,152.53 : 18,230.62 = 4,363.17 : x
  2. Step 2: Convert to fraction form
    12,152.53/18,230.62 = 4,363.17/x
  3. Step 3: Cross multiply
    12,152.53x = 18,230.62 × 4,363.17
  4. Step 4: Simplify right side
    12,152.53x = 79,543,223.17
  5. Step 5: Solve for x
    x = 79,543,223.17/12,152.53
  6. Step 6: Final answer
    x = 6,545.40

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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.