Home / 15,919.22-23,879.10-8,895.18

Finding the Fourth Proportional to 15,919.22, 23,879.10 and 8,895.18

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Solution

The fourth proportional to 15,919.22, 23,879.10 and 8,895.18 is: 13,342.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,919.22 : 23,879.10 = 8,895.18 : x
  2. Step 2: Convert to fraction form
    15,919.22/23,879.10 = 8,895.18/x
  3. Step 3: Cross multiply
    15,919.22x = 23,879.10 × 8,895.18
  4. Step 4: Simplify right side
    15,919.22x = 212,408,892.74
  5. Step 5: Solve for x
    x = 212,408,892.74/15,919.22
  6. Step 6: Final answer
    x = 13,342.92

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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.