Home / 15,456.22-23,186.15-4,922.57

Finding the Fourth Proportional to 15,456.22, 23,186.15 and 4,922.57

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Solution

The fourth proportional to 15,456.22, 23,186.15 and 4,922.57 is: 7,384.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,456.22 : 23,186.15 = 4,922.57 : x
  2. Step 2: Convert to fraction form
    15,456.22/23,186.15 = 4,922.57/x
  3. Step 3: Cross multiply
    15,456.22x = 23,186.15 × 4,922.57
  4. Step 4: Simplify right side
    15,456.22x = 114,135,498.22
  5. Step 5: Solve for x
    x = 114,135,498.22/15,456.22
  6. Step 6: Final answer
    x = 7,384.44

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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.