Home / 36,456.40-54,742.20-26,664.40

Finding the Fourth Proportional to 36,456.40, 54,742.20 and 26,664.40

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Solution

The fourth proportional to 36,456.40, 54,742.20 and 26,664.40 is: 40,038.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,456.40 : 54,742.20 = 26,664.40 : x
  2. Step 2: Convert to fraction form
    36,456.40/54,742.20 = 26,664.40/x
  3. Step 3: Cross multiply
    36,456.40x = 54,742.20 × 26,664.40
  4. Step 4: Simplify right side
    36,456.40x = 1,459,667,917.68
  5. Step 5: Solve for x
    x = 1,459,667,917.68/36,456.40
  6. Step 6: Final answer
    x = 40,038.73

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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.