Home / 26,678.76-36,815.70-14,741.85

Finding the Fourth Proportional to 26,678.76, 36,815.70 and 14,741.85

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Solution

The fourth proportional to 26,678.76, 36,815.70 and 14,741.85 is: 20,343.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.76 : 36,815.70 = 14,741.85 : x
  2. Step 2: Convert to fraction form
    26,678.76/36,815.70 = 14,741.85/x
  3. Step 3: Cross multiply
    26,678.76x = 36,815.70 × 14,741.85
  4. Step 4: Simplify right side
    26,678.76x = 542,731,527.05
  5. Step 5: Solve for x
    x = 542,731,527.05/26,678.76
  6. Step 6: Final answer
    x = 20,343.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.