Home / 40,061.94-60,076.17-13,768.80

Finding the Fourth Proportional to 40,061.94, 60,076.17 and 13,768.80

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Solution

The fourth proportional to 40,061.94, 60,076.17 and 13,768.80 is: 20,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,061.94 : 60,076.17 = 13,768.80 : x
  2. Step 2: Convert to fraction form
    40,061.94/60,076.17 = 13,768.80/x
  3. Step 3: Cross multiply
    40,061.94x = 60,076.17 × 13,768.80
  4. Step 4: Simplify right side
    40,061.94x = 827,176,769.50
  5. Step 5: Solve for x
    x = 827,176,769.50/40,061.94
  6. Step 6: Final answer
    x = 20,647.45

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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.