Home / 15,349.27-21,182.03-9,062.05

Finding the Fourth Proportional to 15,349.27, 21,182.03 and 9,062.05

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Solution

The fourth proportional to 15,349.27, 21,182.03 and 9,062.05 is: 12,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,349.27 : 21,182.03 = 9,062.05 : x
  2. Step 2: Convert to fraction form
    15,349.27/21,182.03 = 9,062.05/x
  3. Step 3: Cross multiply
    15,349.27x = 21,182.03 × 9,062.05
  4. Step 4: Simplify right side
    15,349.27x = 191,952,569.65
  5. Step 5: Solve for x
    x = 191,952,569.65/15,349.27
  6. Step 6: Final answer
    x = 12,505.65

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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.