Home / 39,660.10-54,733.46-26,207.75

Finding the Fourth Proportional to 39,660.10, 54,733.46 and 26,207.75

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Solution

The fourth proportional to 39,660.10, 54,733.46 and 26,207.75 is: 36,168.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,660.10 : 54,733.46 = 26,207.75 : x
  2. Step 2: Convert to fraction form
    39,660.10/54,733.46 = 26,207.75/x
  3. Step 3: Cross multiply
    39,660.10x = 54,733.46 × 26,207.75
  4. Step 4: Simplify right side
    39,660.10x = 1,434,440,842.11
  5. Step 5: Solve for x
    x = 1,434,440,842.11/39,660.10
  6. Step 6: Final answer
    x = 36,168.36

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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.