Home / 43,545.47-65,302.53-15,074.69

Finding the Fourth Proportional to 43,545.47, 65,302.53 and 15,074.69

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Solution

The fourth proportional to 43,545.47, 65,302.53 and 15,074.69 is: 22,606.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,545.47 : 65,302.53 = 15,074.69 : x
  2. Step 2: Convert to fraction form
    43,545.47/65,302.53 = 15,074.69/x
  3. Step 3: Cross multiply
    43,545.47x = 65,302.53 × 15,074.69
  4. Step 4: Simplify right side
    43,545.47x = 984,415,395.97
  5. Step 5: Solve for x
    x = 984,415,395.97/43,545.47
  6. Step 6: Final answer
    x = 22,606.61

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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.