Home / 22,558.97-31,112.51-16,907.00

Finding the Fourth Proportional to 22,558.97, 31,112.51 and 16,907.00

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Solution

The fourth proportional to 22,558.97, 31,112.51 and 16,907.00 is: 23,317.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,558.97 : 31,112.51 = 16,907.00 : x
  2. Step 2: Convert to fraction form
    22,558.97/31,112.51 = 16,907.00/x
  3. Step 3: Cross multiply
    22,558.97x = 31,112.51 × 16,907.00
  4. Step 4: Simplify right side
    22,558.97x = 526,018,966.47
  5. Step 5: Solve for x
    x = 526,018,966.47/22,558.97
  6. Step 6: Final answer
    x = 23,317.51

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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.