Home / 23,151.45-34,726.93-5,621.30

Finding the Fourth Proportional to 23,151.45, 34,726.93 and 5,621.30

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Solution

The fourth proportional to 23,151.45, 34,726.93 and 5,621.30 is: 8,431.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,151.45 : 34,726.93 = 5,621.30 : x
  2. Step 2: Convert to fraction form
    23,151.45/34,726.93 = 5,621.30/x
  3. Step 3: Cross multiply
    23,151.45x = 34,726.93 × 5,621.30
  4. Step 4: Simplify right side
    23,151.45x = 195,210,434.15
  5. Step 5: Solve for x
    x = 195,210,434.15/23,151.45
  6. Step 6: Final answer
    x = 8,431.89

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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.