Home / 12,606.13-17,396.46-7,302.65

Finding the Fourth Proportional to 12,606.13, 17,396.46 and 7,302.65

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Solution

The fourth proportional to 12,606.13, 17,396.46 and 7,302.65 is: 10,077.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,606.13 : 17,396.46 = 7,302.65 : x
  2. Step 2: Convert to fraction form
    12,606.13/17,396.46 = 7,302.65/x
  3. Step 3: Cross multiply
    12,606.13x = 17,396.46 × 7,302.65
  4. Step 4: Simplify right side
    12,606.13x = 127,040,222.11
  5. Step 5: Solve for x
    x = 127,040,222.11/12,606.13
  6. Step 6: Final answer
    x = 10,077.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.