Home / 27,129.03-40,703.51-11,335.65

Finding the Fourth Proportional to 27,129.03, 40,703.51 and 11,335.65

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Solution

The fourth proportional to 27,129.03, 40,703.51 and 11,335.65 is: 17,007.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129.03 : 40,703.51 = 11,335.65 : x
  2. Step 2: Convert to fraction form
    27,129.03/40,703.51 = 11,335.65/x
  3. Step 3: Cross multiply
    27,129.03x = 40,703.51 × 11,335.65
  4. Step 4: Simplify right side
    27,129.03x = 461,400,618.83
  5. Step 5: Solve for x
    x = 461,400,618.83/27,129.03
  6. Step 6: Final answer
    x = 17,007.64

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1.5x scale

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.