Home / 15,512.49-23,271.45-4,418.91

Finding the Fourth Proportional to 15,512.49, 23,271.45 and 4,418.91

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Solution

The fourth proportional to 15,512.49, 23,271.45 and 4,418.91 is: 6,629.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,512.49 : 23,271.45 = 4,418.91 : x
  2. Step 2: Convert to fraction form
    15,512.49/23,271.45 = 4,418.91/x
  3. Step 3: Cross multiply
    15,512.49x = 23,271.45 × 4,418.91
  4. Step 4: Simplify right side
    15,512.49x = 102,834,443.12
  5. Step 5: Solve for x
    x = 102,834,443.12/15,512.49
  6. Step 6: Final answer
    x = 6,629.14

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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.