Home / 51,901.11-71,624.96-31,757.63

Finding the Fourth Proportional to 51,901.11, 71,624.96 and 31,757.63

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Solution

The fourth proportional to 51,901.11, 71,624.96 and 31,757.63 is: 43,826.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,901.11 : 71,624.96 = 31,757.63 : x
  2. Step 2: Convert to fraction form
    51,901.11/71,624.96 = 31,757.63/x
  3. Step 3: Cross multiply
    51,901.11x = 71,624.96 × 31,757.63
  4. Step 4: Simplify right side
    51,901.11x = 2,274,638,580.62
  5. Step 5: Solve for x
    x = 2,274,638,580.62/51,901.11
  6. Step 6: Final answer
    x = 43,826.40

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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.