Home / 23,508.89-35,280.38-8,719.91

Finding the Fourth Proportional to 23,508.89, 35,280.38 and 8,719.91

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Solution

The fourth proportional to 23,508.89, 35,280.38 and 8,719.91 is: 13,086.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,508.89 : 35,280.38 = 8,719.91 : x
  2. Step 2: Convert to fraction form
    23,508.89/35,280.38 = 8,719.91/x
  3. Step 3: Cross multiply
    23,508.89x = 35,280.38 × 8,719.91
  4. Step 4: Simplify right side
    23,508.89x = 307,641,738.37
  5. Step 5: Solve for x
    x = 307,641,738.37/23,508.89
  6. Step 6: Final answer
    x = 13,086.19

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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.