Home / 23,118.84-34,610.64-20,902.82

Finding the Fourth Proportional to 23,118.84, 34,610.64 and 20,902.82

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Solution

The fourth proportional to 23,118.84, 34,610.64 and 20,902.82 is: 31,293.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,118.84 : 34,610.64 = 20,902.82 : x
  2. Step 2: Convert to fraction form
    23,118.84/34,610.64 = 20,902.82/x
  3. Step 3: Cross multiply
    23,118.84x = 34,610.64 × 20,902.82
  4. Step 4: Simplify right side
    23,118.84x = 723,459,804.95
  5. Step 5: Solve for x
    x = 723,459,804.95/23,118.84
  6. Step 6: Final answer
    x = 31,293.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.