Home / 26,875.68-40,313.60-8,155.87

Finding the Fourth Proportional to 26,875.68, 40,313.60 and 8,155.87

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Solution

The fourth proportional to 26,875.68, 40,313.60 and 8,155.87 is: 12,233.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,875.68 : 40,313.60 = 8,155.87 : x
  2. Step 2: Convert to fraction form
    26,875.68/40,313.60 = 8,155.87/x
  3. Step 3: Cross multiply
    26,875.68x = 40,313.60 × 8,155.87
  4. Step 4: Simplify right side
    26,875.68x = 328,792,369.85
  5. Step 5: Solve for x
    x = 328,792,369.85/26,875.68
  6. Step 6: Final answer
    x = 12,233.83

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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.