Home / 23,169.98-31,962.80-14,657.76

Finding the Fourth Proportional to 23,169.98, 31,962.80 and 14,657.76

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Solution

The fourth proportional to 23,169.98, 31,962.80 and 14,657.76 is: 20,220.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,169.98 : 31,962.80 = 14,657.76 : x
  2. Step 2: Convert to fraction form
    23,169.98/31,962.80 = 14,657.76/x
  3. Step 3: Cross multiply
    23,169.98x = 31,962.80 × 14,657.76
  4. Step 4: Simplify right side
    23,169.98x = 468,503,087.97
  5. Step 5: Solve for x
    x = 468,503,087.97/23,169.98
  6. Step 6: Final answer
    x = 20,220.26

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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.