Home / 27,842.02-41,758.88-9,122.75

Finding the Fourth Proportional to 27,842.02, 41,758.88 and 9,122.75

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Solution

The fourth proportional to 27,842.02, 41,758.88 and 9,122.75 is: 13,682.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,842.02 : 41,758.88 = 9,122.75 : x
  2. Step 2: Convert to fraction form
    27,842.02/41,758.88 = 9,122.75/x
  3. Step 3: Cross multiply
    27,842.02x = 41,758.88 × 9,122.75
  4. Step 4: Simplify right side
    27,842.02x = 380,955,822.52
  5. Step 5: Solve for x
    x = 380,955,822.52/27,842.02
  6. Step 6: Final answer
    x = 13,682.77

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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.