Home / 15,620.18-23,415.21-5,754.06

Finding the Fourth Proportional to 15,620.18, 23,415.21 and 5,754.06

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Solution

The fourth proportional to 15,620.18, 23,415.21 and 5,754.06 is: 8,625.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,620.18 : 23,415.21 = 5,754.06 : x
  2. Step 2: Convert to fraction form
    15,620.18/23,415.21 = 5,754.06/x
  3. Step 3: Cross multiply
    15,620.18x = 23,415.21 × 5,754.06
  4. Step 4: Simplify right side
    15,620.18x = 134,732,523.25
  5. Step 5: Solve for x
    x = 134,732,523.25/15,620.18
  6. Step 6: Final answer
    x = 8,625.55

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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.