Home / 45,343.93-68,016.06-13,754.27

Finding the Fourth Proportional to 45,343.93, 68,016.06 and 13,754.27

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Solution

The fourth proportional to 45,343.93, 68,016.06 and 13,754.27 is: 20,631.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,343.93 : 68,016.06 = 13,754.27 : x
  2. Step 2: Convert to fraction form
    45,343.93/68,016.06 = 13,754.27/x
  3. Step 3: Cross multiply
    45,343.93x = 68,016.06 × 13,754.27
  4. Step 4: Simplify right side
    45,343.93x = 935,510,865.86
  5. Step 5: Solve for x
    x = 935,510,865.86/45,343.93
  6. Step 6: Final answer
    x = 20,631.45

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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.