Home / 45,031.44-62,107.92-42,013.32

Finding the Fourth Proportional to 45,031.44, 62,107.92 and 42,013.32

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Solution

The fourth proportional to 45,031.44, 62,107.92 and 42,013.32 is: 57,945.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,031.44 : 62,107.92 = 42,013.32 : x
  2. Step 2: Convert to fraction form
    45,031.44/62,107.92 = 42,013.32/x
  3. Step 3: Cross multiply
    45,031.44x = 62,107.92 × 42,013.32
  4. Step 4: Simplify right side
    45,031.44x = 2,609,359,917.49
  5. Step 5: Solve for x
    x = 2,609,359,917.49/45,031.44
  6. Step 6: Final answer
    x = 57,945.29

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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.