Home / 15,728.08-23,592.08-5,339.82

Finding the Fourth Proportional to 15,728.08, 23,592.08 and 5,339.82

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Solution

The fourth proportional to 15,728.08, 23,592.08 and 5,339.82 is: 8,009.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,728.08 : 23,592.08 = 5,339.82 : x
  2. Step 2: Convert to fraction form
    15,728.08/23,592.08 = 5,339.82/x
  3. Step 3: Cross multiply
    15,728.08x = 23,592.08 × 5,339.82
  4. Step 4: Simplify right side
    15,728.08x = 125,977,460.63
  5. Step 5: Solve for x
    x = 125,977,460.63/15,728.08
  6. Step 6: Final answer
    x = 8,009.72

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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.