Home / 40,378.98-60,551.04-13,353.73

Finding the Fourth Proportional to 40,378.98, 60,551.04 and 13,353.73

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Solution

The fourth proportional to 40,378.98, 60,551.04 and 13,353.73 is: 20,024.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,378.98 : 60,551.04 = 13,353.73 : x
  2. Step 2: Convert to fraction form
    40,378.98/60,551.04 = 13,353.73/x
  3. Step 3: Cross multiply
    40,378.98x = 60,551.04 × 13,353.73
  4. Step 4: Simplify right side
    40,378.98x = 808,582,239.38
  5. Step 5: Solve for x
    x = 808,582,239.38/40,378.98
  6. Step 6: Final answer
    x = 20,024.83

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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.