Home / 34,609.28-51,882.73-12,417.40

Finding the Fourth Proportional to 34,609.28, 51,882.73 and 12,417.40

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Solution

The fourth proportional to 34,609.28, 51,882.73 and 12,417.40 is: 18,614.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,609.28 : 51,882.73 = 12,417.40 : x
  2. Step 2: Convert to fraction form
    34,609.28/51,882.73 = 12,417.40/x
  3. Step 3: Cross multiply
    34,609.28x = 51,882.73 × 12,417.40
  4. Step 4: Simplify right side
    34,609.28x = 644,248,645.31
  5. Step 5: Solve for x
    x = 644,248,645.31/34,609.28
  6. Step 6: Final answer
    x = 18,614.91

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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.