Home / 26,977.10-40,446.45-10,330.70

Finding the Fourth Proportional to 26,977.10, 40,446.45 and 10,330.70

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Solution

The fourth proportional to 26,977.10, 40,446.45 and 10,330.70 is: 15,488.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,977.10 : 40,446.45 = 10,330.70 : x
  2. Step 2: Convert to fraction form
    26,977.10/40,446.45 = 10,330.70/x
  3. Step 3: Cross multiply
    26,977.10x = 40,446.45 × 10,330.70
  4. Step 4: Simplify right side
    26,977.10x = 417,840,141.02
  5. Step 5: Solve for x
    x = 417,840,141.02/26,977.10
  6. Step 6: Final answer
    x = 15,488.70

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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.