Home / 26,806.91-40,210.65-8,087.11

Finding the Fourth Proportional to 26,806.91, 40,210.65 and 8,087.11

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Solution

The fourth proportional to 26,806.91, 40,210.65 and 8,087.11 is: 12,130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,806.91 : 40,210.65 = 8,087.11 : x
  2. Step 2: Convert to fraction form
    26,806.91/40,210.65 = 8,087.11/x
  3. Step 3: Cross multiply
    26,806.91x = 40,210.65 × 8,087.11
  4. Step 4: Simplify right side
    26,806.91x = 325,187,849.19
  5. Step 5: Solve for x
    x = 325,187,849.19/26,806.91
  6. Step 6: Final answer
    x = 12,130.75

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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.