Home / 22,403.72-33,513.18-18,410

Finding the Fourth Proportional to 22,403.72, 33,513.18 and 18,410

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Solution

The fourth proportional to 22,403.72, 33,513.18 and 18,410 is: 27,539.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,403.72 : 33,513.18 = 18,410 : x
  2. Step 2: Convert to fraction form
    22,403.72/33,513.18 = 18,410/x
  3. Step 3: Cross multiply
    22,403.72x = 33,513.18 × 18,410
  4. Step 4: Simplify right side
    22,403.72x = 616,977,643.80
  5. Step 5: Solve for x
    x = 616,977,643.80/22,403.72
  6. Step 6: Final answer
    x = 27,539.07

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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.