Home / 42,119.93-63,191.90-14,058.36

Finding the Fourth Proportional to 42,119.93, 63,191.90 and 14,058.36

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Solution

The fourth proportional to 42,119.93, 63,191.90 and 14,058.36 is: 21,091.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,119.93 : 63,191.90 = 14,058.36 : x
  2. Step 2: Convert to fraction form
    42,119.93/63,191.90 = 14,058.36/x
  3. Step 3: Cross multiply
    42,119.93x = 63,191.90 × 14,058.36
  4. Step 4: Simplify right side
    42,119.93x = 888,374,408.99
  5. Step 5: Solve for x
    x = 888,374,408.99/42,119.93
  6. Step 6: Final answer
    x = 21,091.55

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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.