Home / 40,140.34-60,222.39-13,847.74

Finding the Fourth Proportional to 40,140.34, 60,222.39 and 13,847.74

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Solution

The fourth proportional to 40,140.34, 60,222.39 and 13,847.74 is: 20,775.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,140.34 : 60,222.39 = 13,847.74 : x
  2. Step 2: Convert to fraction form
    40,140.34/60,222.39 = 13,847.74/x
  3. Step 3: Cross multiply
    40,140.34x = 60,222.39 × 13,847.74
  4. Step 4: Simplify right side
    40,140.34x = 833,943,998.90
  5. Step 5: Solve for x
    x = 833,943,998.90/40,140.34
  6. Step 6: Final answer
    x = 20,775.71

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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.