Home / 31,848.44-47,780.82-22,507

Finding the Fourth Proportional to 31,848.44, 47,780.82 and 22,507

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Solution

The fourth proportional to 31,848.44, 47,780.82 and 22,507 is: 33,766.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,848.44 : 47,780.82 = 22,507 : x
  2. Step 2: Convert to fraction form
    31,848.44/47,780.82 = 22,507/x
  3. Step 3: Cross multiply
    31,848.44x = 47,780.82 × 22,507
  4. Step 4: Simplify right side
    31,848.44x = 1,075,402,915.74
  5. Step 5: Solve for x
    x = 1,075,402,915.74/31,848.44
  6. Step 6: Final answer
    x = 33,766.27

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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.