Home / 21,052.00-31,587.84-9,204.23

Finding the Fourth Proportional to 21,052.00, 31,587.84 and 9,204.23

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Solution

The fourth proportional to 21,052.00, 31,587.84 and 9,204.23 is: 13,810.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,052.00 : 31,587.84 = 9,204.23 : x
  2. Step 2: Convert to fraction form
    21,052.00/31,587.84 = 9,204.23/x
  3. Step 3: Cross multiply
    21,052.00x = 31,587.84 × 9,204.23
  4. Step 4: Simplify right side
    21,052.00x = 290,741,823.53
  5. Step 5: Solve for x
    x = 290,741,823.53/21,052.00
  6. Step 6: Final answer
    x = 13,810.65

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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.