Home / 21,999.84-33,001.38-9,531.96

Finding the Fourth Proportional to 21,999.84, 33,001.38 and 9,531.96

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Solution

The fourth proportional to 21,999.84, 33,001.38 and 9,531.96 is: 14,298.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,999.84 : 33,001.38 = 9,531.96 : x
  2. Step 2: Convert to fraction form
    21,999.84/33,001.38 = 9,531.96/x
  3. Step 3: Cross multiply
    21,999.84x = 33,001.38 × 9,531.96
  4. Step 4: Simplify right side
    21,999.84x = 314,567,834.10
  5. Step 5: Solve for x
    x = 314,567,834.10/21,999.84
  6. Step 6: Final answer
    x = 14,298.64

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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.