Home / 27,169.22-40,725.06-9,140.28

Finding the Fourth Proportional to 27,169.22, 40,725.06 and 9,140.28

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Solution

The fourth proportional to 27,169.22, 40,725.06 and 9,140.28 is: 13,700.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,169.22 : 40,725.06 = 9,140.28 : x
  2. Step 2: Convert to fraction form
    27,169.22/40,725.06 = 9,140.28/x
  3. Step 3: Cross multiply
    27,169.22x = 40,725.06 × 9,140.28
  4. Step 4: Simplify right side
    27,169.22x = 372,238,451.42
  5. Step 5: Solve for x
    x = 372,238,451.42/27,169.22
  6. Step 6: Final answer
    x = 13,700.74

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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.