Home / 27,545.06-41,320.53-8,818.40

Finding the Fourth Proportional to 27,545.06, 41,320.53 and 8,818.40

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Solution

The fourth proportional to 27,545.06, 41,320.53 and 8,818.40 is: 13,228.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,545.06 : 41,320.53 = 8,818.40 : x
  2. Step 2: Convert to fraction form
    27,545.06/41,320.53 = 8,818.40/x
  3. Step 3: Cross multiply
    27,545.06x = 41,320.53 × 8,818.40
  4. Step 4: Simplify right side
    27,545.06x = 364,381,065.05
  5. Step 5: Solve for x
    x = 364,381,065.05/27,545.06
  6. Step 6: Final answer
    x = 13,228.54

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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.