Home / 40,549.98-60,856.30-20,845.74

Finding the Fourth Proportional to 40,549.98, 60,856.30 and 20,845.74

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Solution

The fourth proportional to 40,549.98, 60,856.30 and 20,845.74 is: 31,284.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,549.98 : 60,856.30 = 20,845.74 : x
  2. Step 2: Convert to fraction form
    40,549.98/60,856.30 = 20,845.74/x
  3. Step 3: Cross multiply
    40,549.98x = 60,856.30 × 20,845.74
  4. Step 4: Simplify right side
    40,549.98x = 1,268,594,607.16
  5. Step 5: Solve for x
    x = 1,268,594,607.16/40,549.98
  6. Step 6: Final answer
    x = 31,284.72

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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.