Home / 31,358.20-43,230.26-26,558.96

Finding the Fourth Proportional to 31,358.20, 43,230.26 and 26,558.96

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Solution

The fourth proportional to 31,358.20, 43,230.26 and 26,558.96 is: 36,614.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,358.20 : 43,230.26 = 26,558.96 : x
  2. Step 2: Convert to fraction form
    31,358.20/43,230.26 = 26,558.96/x
  3. Step 3: Cross multiply
    31,358.20x = 43,230.26 × 26,558.96
  4. Step 4: Simplify right side
    31,358.20x = 1,148,150,746.13
  5. Step 5: Solve for x
    x = 1,148,150,746.13/31,358.20
  6. Step 6: Final answer
    x = 36,614.05

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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.