Home / 15,919.14-23,883.48-6,426.57

Finding the Fourth Proportional to 15,919.14, 23,883.48 and 6,426.57

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Solution

The fourth proportional to 15,919.14, 23,883.48 and 6,426.57 is: 9,641.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,919.14 : 23,883.48 = 6,426.57 : x
  2. Step 2: Convert to fraction form
    15,919.14/23,883.48 = 6,426.57/x
  3. Step 3: Cross multiply
    15,919.14x = 23,883.48 × 6,426.57
  4. Step 4: Simplify right side
    15,919.14x = 153,488,856.06
  5. Step 5: Solve for x
    x = 153,488,856.06/15,919.14
  6. Step 6: Final answer
    x = 9,641.78

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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.