Home / 16,915.73-23,342.27-9,362.08

Finding the Fourth Proportional to 16,915.73, 23,342.27 and 9,362.08

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Solution

The fourth proportional to 16,915.73, 23,342.27 and 9,362.08 is: 12,918.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915.73 : 23,342.27 = 9,362.08 : x
  2. Step 2: Convert to fraction form
    16,915.73/23,342.27 = 9,362.08/x
  3. Step 3: Cross multiply
    16,915.73x = 23,342.27 × 9,362.08
  4. Step 4: Simplify right side
    16,915.73x = 218,532,093.96
  5. Step 5: Solve for x
    x = 218,532,093.96/16,915.73
  6. Step 6: Final answer
    x = 12,918.87

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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.