Home / 38,876.36-58,302.38-12,575.66

Finding the Fourth Proportional to 38,876.36, 58,302.38 and 12,575.66

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Solution

The fourth proportional to 38,876.36, 58,302.38 and 12,575.66 is: 18,859.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,876.36 : 58,302.38 = 12,575.66 : x
  2. Step 2: Convert to fraction form
    38,876.36/58,302.38 = 12,575.66/x
  3. Step 3: Cross multiply
    38,876.36x = 58,302.38 × 12,575.66
  4. Step 4: Simplify right side
    38,876.36x = 733,190,648.00
  5. Step 5: Solve for x
    x = 733,190,648.00/38,876.36
  6. Step 6: Final answer
    x = 18,859.55

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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.