Home / 15,495.85-23,243.57-3,809.17

Finding the Fourth Proportional to 15,495.85, 23,243.57 and 3,809.17

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Solution

The fourth proportional to 15,495.85, 23,243.57 and 3,809.17 is: 5,713.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,495.85 : 23,243.57 = 3,809.17 : x
  2. Step 2: Convert to fraction form
    15,495.85/23,243.57 = 3,809.17/x
  3. Step 3: Cross multiply
    15,495.85x = 23,243.57 × 3,809.17
  4. Step 4: Simplify right side
    15,495.85x = 88,538,632.38
  5. Step 5: Solve for x
    x = 88,538,632.38/15,495.85
  6. Step 6: Final answer
    x = 5,713.70

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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.