Home / 26,870.48-40,305.81-8,150.68

Finding the Fourth Proportional to 26,870.48, 40,305.81 and 8,150.68

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Solution

The fourth proportional to 26,870.48, 40,305.81 and 8,150.68 is: 12,226.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,870.48 : 40,305.81 = 8,150.68 : x
  2. Step 2: Convert to fraction form
    26,870.48/40,305.81 = 8,150.68/x
  3. Step 3: Cross multiply
    26,870.48x = 40,305.81 × 8,150.68
  4. Step 4: Simplify right side
    26,870.48x = 328,519,590.75
  5. Step 5: Solve for x
    x = 328,519,590.75/26,870.48
  6. Step 6: Final answer
    x = 12,226.04

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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.