Home / 15,923.67-21,972.24-9,550.14

Finding the Fourth Proportional to 15,923.67, 21,972.24 and 9,550.14

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Solution

The fourth proportional to 15,923.67, 21,972.24 and 9,550.14 is: 13,177.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,923.67 : 21,972.24 = 9,550.14 : x
  2. Step 2: Convert to fraction form
    15,923.67/21,972.24 = 9,550.14/x
  3. Step 3: Cross multiply
    15,923.67x = 21,972.24 × 9,550.14
  4. Step 4: Simplify right side
    15,923.67x = 209,837,968.11
  5. Step 5: Solve for x
    x = 209,837,968.11/15,923.67
  6. Step 6: Final answer
    x = 13,177.74

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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.