Home / 35,198.08-48,569.59-20,089.30

Finding the Fourth Proportional to 35,198.08, 48,569.59 and 20,089.30

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Solution

The fourth proportional to 35,198.08, 48,569.59 and 20,089.30 is: 27,721.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,198.08 : 48,569.59 = 20,089.30 : x
  2. Step 2: Convert to fraction form
    35,198.08/48,569.59 = 20,089.30/x
  3. Step 3: Cross multiply
    35,198.08x = 48,569.59 × 20,089.30
  4. Step 4: Simplify right side
    35,198.08x = 975,729,064.39
  5. Step 5: Solve for x
    x = 975,729,064.39/35,198.08
  6. Step 6: Final answer
    x = 27,721.09

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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.