Home / 15,406.68-23,110.02-5,545.74

Finding the Fourth Proportional to 15,406.68, 23,110.02 and 5,545.74

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Solution

The fourth proportional to 15,406.68, 23,110.02 and 5,545.74 is: 8,318.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,406.68 : 23,110.02 = 5,545.74 : x
  2. Step 2: Convert to fraction form
    15,406.68/23,110.02 = 5,545.74/x
  3. Step 3: Cross multiply
    15,406.68x = 23,110.02 × 5,545.74
  4. Step 4: Simplify right side
    15,406.68x = 128,162,162.31
  5. Step 5: Solve for x
    x = 128,162,162.31/15,406.68
  6. Step 6: Final answer
    x = 8,318.61

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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.