Home / 15,964.41-23,947.74-4,719.63

Finding the Fourth Proportional to 15,964.41, 23,947.74 and 4,719.63

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Solution

The fourth proportional to 15,964.41, 23,947.74 and 4,719.63 is: 7,079.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.41 : 23,947.74 = 4,719.63 : x
  2. Step 2: Convert to fraction form
    15,964.41/23,947.74 = 4,719.63/x
  3. Step 3: Cross multiply
    15,964.41x = 23,947.74 × 4,719.63
  4. Step 4: Simplify right side
    15,964.41x = 113,024,472.14
  5. Step 5: Solve for x
    x = 113,024,472.14/15,964.41
  6. Step 6: Final answer
    x = 7,079.78

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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.