Home / 38,745.22-58,118.28-36,856.66

Finding the Fourth Proportional to 38,745.22, 58,118.28 and 36,856.66

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Solution

The fourth proportional to 38,745.22, 58,118.28 and 36,856.66 is: 55,285.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,745.22 : 58,118.28 = 36,856.66 : x
  2. Step 2: Convert to fraction form
    38,745.22/58,118.28 = 36,856.66/x
  3. Step 3: Cross multiply
    38,745.22x = 58,118.28 × 36,856.66
  4. Step 4: Simplify right side
    38,745.22x = 2,142,045,685.74
  5. Step 5: Solve for x
    x = 2,142,045,685.74/38,745.22
  6. Step 6: Final answer
    x = 55,285.42

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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.