Home / 40,214.54-60,279.63-13,551.30

Finding the Fourth Proportional to 40,214.54, 60,279.63 and 13,551.30

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Solution

The fourth proportional to 40,214.54, 60,279.63 and 13,551.30 is: 20,312.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,214.54 : 60,279.63 = 13,551.30 : x
  2. Step 2: Convert to fraction form
    40,214.54/60,279.63 = 13,551.30/x
  3. Step 3: Cross multiply
    40,214.54x = 60,279.63 × 13,551.30
  4. Step 4: Simplify right side
    40,214.54x = 816,867,299.20
  5. Step 5: Solve for x
    x = 816,867,299.20/40,214.54
  6. Step 6: Final answer
    x = 20,312.73

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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.