Home / 27,937.13-38,552.77-15,190.64

Finding the Fourth Proportional to 27,937.13, 38,552.77 and 15,190.64

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Solution

The fourth proportional to 27,937.13, 38,552.77 and 15,190.64 is: 20,962.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,937.13 : 38,552.77 = 15,190.64 : x
  2. Step 2: Convert to fraction form
    27,937.13/38,552.77 = 15,190.64/x
  3. Step 3: Cross multiply
    27,937.13x = 38,552.77 × 15,190.64
  4. Step 4: Simplify right side
    27,937.13x = 585,641,250.07
  5. Step 5: Solve for x
    x = 585,641,250.07/27,937.13
  6. Step 6: Final answer
    x = 20,962.83

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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.