Home / 42,042.92-63,063.38-10,453.07

Finding the Fourth Proportional to 42,042.92, 63,063.38 and 10,453.07

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Solution

The fourth proportional to 42,042.92, 63,063.38 and 10,453.07 is: 15,679.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,042.92 : 63,063.38 = 10,453.07 : x
  2. Step 2: Convert to fraction form
    42,042.92/63,063.38 = 10,453.07/x
  3. Step 3: Cross multiply
    42,042.92x = 63,063.38 × 10,453.07
  4. Step 4: Simplify right side
    42,042.92x = 659,206,109.37
  5. Step 5: Solve for x
    x = 659,206,109.37/42,042.92
  6. Step 6: Final answer
    x = 15,679.36

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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.