Home / 40,271.21-60,406.85-15,305.39

Finding the Fourth Proportional to 40,271.21, 60,406.85 and 15,305.39

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Solution

The fourth proportional to 40,271.21, 60,406.85 and 15,305.39 is: 22,958.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,271.21 : 60,406.85 = 15,305.39 : x
  2. Step 2: Convert to fraction form
    40,271.21/60,406.85 = 15,305.39/x
  3. Step 3: Cross multiply
    40,271.21x = 60,406.85 × 15,305.39
  4. Step 4: Simplify right side
    40,271.21x = 924,550,134.15
  5. Step 5: Solve for x
    x = 924,550,134.15/40,271.21
  6. Step 6: Final answer
    x = 22,958.09

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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.