Home / 25,951.20-38,927.40-9,312.36

Finding the Fourth Proportional to 25,951.20, 38,927.40 and 9,312.36

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Solution

The fourth proportional to 25,951.20, 38,927.40 and 9,312.36 is: 13,968.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,951.20 : 38,927.40 = 9,312.36 : x
  2. Step 2: Convert to fraction form
    25,951.20/38,927.40 = 9,312.36/x
  3. Step 3: Cross multiply
    25,951.20x = 38,927.40 × 9,312.36
  4. Step 4: Simplify right side
    25,951.20x = 362,505,962.66
  5. Step 5: Solve for x
    x = 362,505,962.66/25,951.20
  6. Step 6: Final answer
    x = 13,968.76

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.