Home / 21,486.09-32,229.15-5,904.93

Finding the Fourth Proportional to 21,486.09, 32,229.15 and 5,904.93

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Solution

The fourth proportional to 21,486.09, 32,229.15 and 5,904.93 is: 8,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,486.09 : 32,229.15 = 5,904.93 : x
  2. Step 2: Convert to fraction form
    21,486.09/32,229.15 = 5,904.93/x
  3. Step 3: Cross multiply
    21,486.09x = 32,229.15 × 5,904.93
  4. Step 4: Simplify right side
    21,486.09x = 190,310,874.71
  5. Step 5: Solve for x
    x = 190,310,874.71/21,486.09
  6. Step 6: Final answer
    x = 8,857.40

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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.