Home / 15,534.98-23,281.67-5,664.95

Finding the Fourth Proportional to 15,534.98, 23,281.67 and 5,664.95

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Solution

The fourth proportional to 15,534.98, 23,281.67 and 5,664.95 is: 8,489.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,534.98 : 23,281.67 = 5,664.95 : x
  2. Step 2: Convert to fraction form
    15,534.98/23,281.67 = 5,664.95/x
  3. Step 3: Cross multiply
    15,534.98x = 23,281.67 × 5,664.95
  4. Step 4: Simplify right side
    15,534.98x = 131,889,496.47
  5. Step 5: Solve for x
    x = 131,889,496.47/15,534.98
  6. Step 6: Final answer
    x = 8,489.84

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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.