Home / 27,188.26-40,798.79-9,656.72

Finding the Fourth Proportional to 27,188.26, 40,798.79 and 9,656.72

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Solution

The fourth proportional to 27,188.26, 40,798.79 and 9,656.72 is: 14,490.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,188.26 : 40,798.79 = 9,656.72 : x
  2. Step 2: Convert to fraction form
    27,188.26/40,798.79 = 9,656.72/x
  3. Step 3: Cross multiply
    27,188.26x = 40,798.79 × 9,656.72
  4. Step 4: Simplify right side
    27,188.26x = 393,982,428.30
  5. Step 5: Solve for x
    x = 393,982,428.30/27,188.26
  6. Step 6: Final answer
    x = 14,490.90

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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.