Home / 21,860.30-32,823.45-17,464.70

Finding the Fourth Proportional to 21,860.30, 32,823.45 and 17,464.70

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Solution

The fourth proportional to 21,860.30, 32,823.45 and 17,464.70 is: 26,223.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,860.30 : 32,823.45 = 17,464.70 : x
  2. Step 2: Convert to fraction form
    21,860.30/32,823.45 = 17,464.70/x
  3. Step 3: Cross multiply
    21,860.30x = 32,823.45 × 17,464.70
  4. Step 4: Simplify right side
    21,860.30x = 573,251,707.22
  5. Step 5: Solve for x
    x = 573,251,707.22/21,860.30
  6. Step 6: Final answer
    x = 26,223.41

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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.