Home / 34,139.40-51,165.36-26,331.84

Finding the Fourth Proportional to 34,139.40, 51,165.36 and 26,331.84

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Solution

The fourth proportional to 34,139.40, 51,165.36 and 26,331.84 is: 39,464.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,139.40 : 51,165.36 = 26,331.84 : x
  2. Step 2: Convert to fraction form
    34,139.40/51,165.36 = 26,331.84/x
  3. Step 3: Cross multiply
    34,139.40x = 51,165.36 × 26,331.84
  4. Step 4: Simplify right side
    34,139.40x = 1,347,278,073.06
  5. Step 5: Solve for x
    x = 1,347,278,073.06/34,139.40
  6. Step 6: Final answer
    x = 39,464.02

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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.