Home / 26,219.60-36,140.92-17,719.08

Finding the Fourth Proportional to 26,219.60, 36,140.92 and 17,719.08

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Solution

The fourth proportional to 26,219.60, 36,140.92 and 17,719.08 is: 24,423.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,219.60 : 36,140.92 = 17,719.08 : x
  2. Step 2: Convert to fraction form
    26,219.60/36,140.92 = 17,719.08/x
  3. Step 3: Cross multiply
    26,219.60x = 36,140.92 × 17,719.08
  4. Step 4: Simplify right side
    26,219.60x = 640,383,852.75
  5. Step 5: Solve for x
    x = 640,383,852.75/26,219.60
  6. Step 6: Final answer
    x = 24,423.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.