Home / 15,938.52-23,899.52-7,165.94

Finding the Fourth Proportional to 15,938.52, 23,899.52 and 7,165.94

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Solution

The fourth proportional to 15,938.52, 23,899.52 and 7,165.94 is: 10,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,938.52 : 23,899.52 = 7,165.94 : x
  2. Step 2: Convert to fraction form
    15,938.52/23,899.52 = 7,165.94/x
  3. Step 3: Cross multiply
    15,938.52x = 23,899.52 × 7,165.94
  4. Step 4: Simplify right side
    15,938.52x = 171,262,526.35
  5. Step 5: Solve for x
    x = 171,262,526.35/15,938.52
  6. Step 6: Final answer
    x = 10,745.20

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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.