Home / 27,189.26-40,800.29-9,657.72

Finding the Fourth Proportional to 27,189.26, 40,800.29 and 9,657.72

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Solution

The fourth proportional to 27,189.26, 40,800.29 and 9,657.72 is: 14,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,189.26 : 40,800.29 = 9,657.72 : x
  2. Step 2: Convert to fraction form
    27,189.26/40,800.29 = 9,657.72/x
  3. Step 3: Cross multiply
    27,189.26x = 40,800.29 × 9,657.72
  4. Step 4: Simplify right side
    27,189.26x = 394,037,776.74
  5. Step 5: Solve for x
    x = 394,037,776.74/27,189.26
  6. Step 6: Final answer
    x = 14,492.41

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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.