Home / 15,575.94-23,355.27-5,182.02

Finding the Fourth Proportional to 15,575.94, 23,355.27 and 5,182.02

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Solution

The fourth proportional to 15,575.94, 23,355.27 and 5,182.02 is: 7,770.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,575.94 : 23,355.27 = 5,182.02 : x
  2. Step 2: Convert to fraction form
    15,575.94/23,355.27 = 5,182.02/x
  3. Step 3: Cross multiply
    15,575.94x = 23,355.27 × 5,182.02
  4. Step 4: Simplify right side
    15,575.94x = 121,027,476.25
  5. Step 5: Solve for x
    x = 121,027,476.25/15,575.94
  6. Step 6: Final answer
    x = 7,770.16

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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.