Home / 25,576.28-38,347.06-8,927.21

Finding the Fourth Proportional to 25,576.28, 38,347.06 and 8,927.21

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Solution

The fourth proportional to 25,576.28, 38,347.06 and 8,927.21 is: 13,384.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,576.28 : 38,347.06 = 8,927.21 : x
  2. Step 2: Convert to fraction form
    25,576.28/38,347.06 = 8,927.21/x
  3. Step 3: Cross multiply
    25,576.28x = 38,347.06 × 8,927.21
  4. Step 4: Simplify right side
    25,576.28x = 342,332,043.45
  5. Step 5: Solve for x
    x = 342,332,043.45/25,576.28
  6. Step 6: Final answer
    x = 13,384.75

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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.