Home / 42,641.22-63,961.97-13,058.92

Finding the Fourth Proportional to 42,641.22, 63,961.97 and 13,058.92

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Solution

The fourth proportional to 42,641.22, 63,961.97 and 13,058.92 is: 19,588.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,641.22 : 63,961.97 = 13,058.92 : x
  2. Step 2: Convert to fraction form
    42,641.22/63,961.97 = 13,058.92/x
  3. Step 3: Cross multiply
    42,641.22x = 63,961.97 × 13,058.92
  4. Step 4: Simplify right side
    42,641.22x = 835,274,249.27
  5. Step 5: Solve for x
    x = 835,274,249.27/42,641.22
  6. Step 6: Final answer
    x = 19,588.42

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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.