Home / 23,171.40-34,764.30-9,133.20

Finding the Fourth Proportional to 23,171.40, 34,764.30 and 9,133.20

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Solution

The fourth proportional to 23,171.40, 34,764.30 and 9,133.20 is: 13,702.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,171.40 : 34,764.30 = 9,133.20 : x
  2. Step 2: Convert to fraction form
    23,171.40/34,764.30 = 9,133.20/x
  3. Step 3: Cross multiply
    23,171.40x = 34,764.30 × 9,133.20
  4. Step 4: Simplify right side
    23,171.40x = 317,509,304.76
  5. Step 5: Solve for x
    x = 317,509,304.76/23,171.40
  6. Step 6: Final answer
    x = 13,702.64

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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.