Home / 17,378.30-23,982.42-9,824.18

Finding the Fourth Proportional to 17,378.30, 23,982.42 and 9,824.18

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Solution

The fourth proportional to 17,378.30, 23,982.42 and 9,824.18 is: 13,557.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.30 : 23,982.42 = 9,824.18 : x
  2. Step 2: Convert to fraction form
    17,378.30/23,982.42 = 9,824.18/x
  3. Step 3: Cross multiply
    17,378.30x = 23,982.42 × 9,824.18
  4. Step 4: Simplify right side
    17,378.30x = 235,607,491.00
  5. Step 5: Solve for x
    x = 235,607,491.00/17,378.30
  6. Step 6: Final answer
    x = 13,557.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.