Home / 27,842.13-41,771.85-9,122.32

Finding the Fourth Proportional to 27,842.13, 41,771.85 and 9,122.32

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Solution

The fourth proportional to 27,842.13, 41,771.85 and 9,122.32 is: 13,686.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,842.13 : 41,771.85 = 9,122.32 : x
  2. Step 2: Convert to fraction form
    27,842.13/41,771.85 = 9,122.32/x
  3. Step 3: Cross multiply
    27,842.13x = 41,771.85 × 9,122.32
  4. Step 4: Simplify right side
    27,842.13x = 381,056,055.46
  5. Step 5: Solve for x
    x = 381,056,055.46/27,842.13
  6. Step 6: Final answer
    x = 13,686.31

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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.