Home / 15,934.73-21,993.09-9,222.53

Finding the Fourth Proportional to 15,934.73, 21,993.09 and 9,222.53

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Solution

The fourth proportional to 15,934.73, 21,993.09 and 9,222.53 is: 12,728.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,934.73 : 21,993.09 = 9,222.53 : x
  2. Step 2: Convert to fraction form
    15,934.73/21,993.09 = 9,222.53/x
  3. Step 3: Cross multiply
    15,934.73x = 21,993.09 × 9,222.53
  4. Step 4: Simplify right side
    15,934.73x = 202,831,932.32
  5. Step 5: Solve for x
    x = 202,831,932.32/15,934.73
  6. Step 6: Final answer
    x = 12,728.92

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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.