Home / 51,395.30-77,103.94-15,374.58

Finding the Fourth Proportional to 51,395.30, 77,103.94 and 15,374.58

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Solution

The fourth proportional to 51,395.30, 77,103.94 and 15,374.58 is: 23,065.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,395.30 : 77,103.94 = 15,374.58 : x
  2. Step 2: Convert to fraction form
    51,395.30/77,103.94 = 15,374.58/x
  3. Step 3: Cross multiply
    51,395.30x = 77,103.94 × 15,374.58
  4. Step 4: Simplify right side
    51,395.30x = 1,185,440,693.85
  5. Step 5: Solve for x
    x = 1,185,440,693.85/51,395.30
  6. Step 6: Final answer
    x = 23,065.16

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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.