Home / 27,845.10-41,770.08-10,315.08

Finding the Fourth Proportional to 27,845.10, 41,770.08 and 10,315.08

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Solution

The fourth proportional to 27,845.10, 41,770.08 and 10,315.08 is: 15,473.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,845.10 : 41,770.08 = 10,315.08 : x
  2. Step 2: Convert to fraction form
    27,845.10/41,770.08 = 10,315.08/x
  3. Step 3: Cross multiply
    27,845.10x = 41,770.08 × 10,315.08
  4. Step 4: Simplify right side
    27,845.10x = 430,861,716.81
  5. Step 5: Solve for x
    x = 430,861,716.81/27,845.10
  6. Step 6: Final answer
    x = 15,473.52

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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.