Home / 35,522.75-49,021.43-19,607.20

Finding the Fourth Proportional to 35,522.75, 49,021.43 and 19,607.20

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Solution

The fourth proportional to 35,522.75, 49,021.43 and 19,607.20 is: 27,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,522.75 : 49,021.43 = 19,607.20 : x
  2. Step 2: Convert to fraction form
    35,522.75/49,021.43 = 19,607.20/x
  3. Step 3: Cross multiply
    35,522.75x = 49,021.43 × 19,607.20
  4. Step 4: Simplify right side
    35,522.75x = 961,172,837.52
  5. Step 5: Solve for x
    x = 961,172,837.52/35,522.75
  6. Step 6: Final answer
    x = 27,057.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.