Home / 15,409.22-23,108.16-5,545.86

Finding the Fourth Proportional to 15,409.22, 23,108.16 and 5,545.86

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Solution

The fourth proportional to 15,409.22, 23,108.16 and 5,545.86 is: 8,316.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,409.22 : 23,108.16 = 5,545.86 : x
  2. Step 2: Convert to fraction form
    15,409.22/23,108.16 = 5,545.86/x
  3. Step 3: Cross multiply
    15,409.22x = 23,108.16 × 5,545.86
  4. Step 4: Simplify right side
    15,409.22x = 128,154,620.22
  5. Step 5: Solve for x
    x = 128,154,620.22/15,409.22
  6. Step 6: Final answer
    x = 8,316.75

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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.