Home / 15,352.43-23,028.64-4,259.11

Finding the Fourth Proportional to 15,352.43, 23,028.64 and 4,259.11

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Solution

The fourth proportional to 15,352.43, 23,028.64 and 4,259.11 is: 6,388.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,352.43 : 23,028.64 = 4,259.11 : x
  2. Step 2: Convert to fraction form
    15,352.43/23,028.64 = 4,259.11/x
  3. Step 3: Cross multiply
    15,352.43x = 23,028.64 × 4,259.11
  4. Step 4: Simplify right side
    15,352.43x = 98,081,510.91
  5. Step 5: Solve for x
    x = 98,081,510.91/15,352.43
  6. Step 6: Final answer
    x = 6,388.66

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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.