Home / 26,965.05-40,441.10-13,810.65

Finding the Fourth Proportional to 26,965.05, 40,441.10 and 13,810.65

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Solution

The fourth proportional to 26,965.05, 40,441.10 and 13,810.65 is: 20,712.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,965.05 : 40,441.10 = 13,810.65 : x
  2. Step 2: Convert to fraction form
    26,965.05/40,441.10 = 13,810.65/x
  3. Step 3: Cross multiply
    26,965.05x = 40,441.10 × 13,810.65
  4. Step 4: Simplify right side
    26,965.05x = 558,517,808.66
  5. Step 5: Solve for x
    x = 558,517,808.66/26,965.05
  6. Step 6: Final answer
    x = 20,712.66

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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.