Home / 36,568.44-54,856.79-14,378.90

Finding the Fourth Proportional to 36,568.44, 54,856.79 and 14,378.90

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Solution

The fourth proportional to 36,568.44, 54,856.79 and 14,378.90 is: 21,569.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,568.44 : 54,856.79 = 14,378.90 : x
  2. Step 2: Convert to fraction form
    36,568.44/54,856.79 = 14,378.90/x
  3. Step 3: Cross multiply
    36,568.44x = 54,856.79 × 14,378.90
  4. Step 4: Simplify right side
    36,568.44x = 788,779,951.55
  5. Step 5: Solve for x
    x = 788,779,951.55/36,568.44
  6. Step 6: Final answer
    x = 21,569.96

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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.