Home / 15,368.50-23,055.06-5,505.43

Finding the Fourth Proportional to 15,368.50, 23,055.06 and 5,505.43

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Solution

The fourth proportional to 15,368.50, 23,055.06 and 5,505.43 is: 8,258.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,368.50 : 23,055.06 = 5,505.43 : x
  2. Step 2: Convert to fraction form
    15,368.50/23,055.06 = 5,505.43/x
  3. Step 3: Cross multiply
    15,368.50x = 23,055.06 × 5,505.43
  4. Step 4: Simplify right side
    15,368.50x = 126,928,018.98
  5. Step 5: Solve for x
    x = 126,928,018.98/15,368.50
  6. Step 6: Final answer
    x = 8,258.97

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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.