Home / 26,260.32-39,380.20-9,158.89

Finding the Fourth Proportional to 26,260.32, 39,380.20 and 9,158.89

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Solution

The fourth proportional to 26,260.32, 39,380.20 and 9,158.89 is: 13,734.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,260.32 : 39,380.20 = 9,158.89 : x
  2. Step 2: Convert to fraction form
    26,260.32/39,380.20 = 9,158.89/x
  3. Step 3: Cross multiply
    26,260.32x = 39,380.20 × 9,158.89
  4. Step 4: Simplify right side
    26,260.32x = 360,678,798.63
  5. Step 5: Solve for x
    x = 360,678,798.63/26,260.32
  6. Step 6: Final answer
    x = 13,734.75

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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.