Home / 26,688.92-40,034.20-9,158.50

Finding the Fourth Proportional to 26,688.92, 40,034.20 and 9,158.50

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Solution

The fourth proportional to 26,688.92, 40,034.20 and 9,158.50 is: 13,738.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,688.92 : 40,034.20 = 9,158.50 : x
  2. Step 2: Convert to fraction form
    26,688.92/40,034.20 = 9,158.50/x
  3. Step 3: Cross multiply
    26,688.92x = 40,034.20 × 9,158.50
  4. Step 4: Simplify right side
    26,688.92x = 366,653,220.70
  5. Step 5: Solve for x
    x = 366,653,220.70/26,688.92
  6. Step 6: Final answer
    x = 13,738.03

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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.