Home / 23,137.38-31,907.23-19,552.39

Finding the Fourth Proportional to 23,137.38, 31,907.23 and 19,552.39

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Solution

The fourth proportional to 23,137.38, 31,907.23 and 19,552.39 is: 26,963.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,137.38 : 31,907.23 = 19,552.39 : x
  2. Step 2: Convert to fraction form
    23,137.38/31,907.23 = 19,552.39/x
  3. Step 3: Cross multiply
    23,137.38x = 31,907.23 × 19,552.39
  4. Step 4: Simplify right side
    23,137.38x = 623,862,476.13
  5. Step 5: Solve for x
    x = 623,862,476.13/23,137.38
  6. Step 6: Final answer
    x = 26,963.40

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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.