Home / 15,242.13-21,034.08-9,273.69

Finding the Fourth Proportional to 15,242.13, 21,034.08 and 9,273.69

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Solution

The fourth proportional to 15,242.13, 21,034.08 and 9,273.69 is: 12,797.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,242.13 : 21,034.08 = 9,273.69 : x
  2. Step 2: Convert to fraction form
    15,242.13/21,034.08 = 9,273.69/x
  3. Step 3: Cross multiply
    15,242.13x = 21,034.08 × 9,273.69
  4. Step 4: Simplify right side
    15,242.13x = 195,063,537.36
  5. Step 5: Solve for x
    x = 195,063,537.36/15,242.13
  6. Step 6: Final answer
    x = 12,797.66

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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.