Home / 35,630.18-49,166.13-19,712.42

Finding the Fourth Proportional to 35,630.18, 49,166.13 and 19,712.42

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Solution

The fourth proportional to 35,630.18, 49,166.13 and 19,712.42 is: 27,201.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,630.18 : 49,166.13 = 19,712.42 : x
  2. Step 2: Convert to fraction form
    35,630.18/49,166.13 = 19,712.42/x
  3. Step 3: Cross multiply
    35,630.18x = 49,166.13 × 19,712.42
  4. Step 4: Simplify right side
    35,630.18x = 969,183,404.33
  5. Step 5: Solve for x
    x = 969,183,404.33/35,630.18
  6. Step 6: Final answer
    x = 27,201.19

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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.