Home / 40,310.95-60,466.56-12,231.23

Finding the Fourth Proportional to 40,310.95, 60,466.56 and 12,231.23

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Solution

The fourth proportional to 40,310.95, 60,466.56 and 12,231.23 is: 18,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,310.95 : 60,466.56 = 12,231.23 : x
  2. Step 2: Convert to fraction form
    40,310.95/60,466.56 = 12,231.23/x
  3. Step 3: Cross multiply
    40,310.95x = 60,466.56 × 12,231.23
  4. Step 4: Simplify right side
    40,310.95x = 739,580,402.67
  5. Step 5: Solve for x
    x = 739,580,402.67/40,310.95
  6. Step 6: Final answer
    x = 18,346.89

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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.