Home / 15,427.72-23,144.70-5,036.68

Finding the Fourth Proportional to 15,427.72, 23,144.70 and 5,036.68

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Solution

The fourth proportional to 15,427.72, 23,144.70 and 5,036.68 is: 7,556.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,427.72 : 23,144.70 = 5,036.68 : x
  2. Step 2: Convert to fraction form
    15,427.72/23,144.70 = 5,036.68/x
  3. Step 3: Cross multiply
    15,427.72x = 23,144.70 × 5,036.68
  4. Step 4: Simplify right side
    15,427.72x = 116,572,447.60
  5. Step 5: Solve for x
    x = 116,572,447.60/15,427.72
  6. Step 6: Final answer
    x = 7,556.04

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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.