Home / 35,618.82-49,150.66-19,702.92

Finding the Fourth Proportional to 35,618.82, 49,150.66 and 19,702.92

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Solution

The fourth proportional to 35,618.82, 49,150.66 and 19,702.92 is: 27,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,618.82 : 49,150.66 = 19,702.92 : x
  2. Step 2: Convert to fraction form
    35,618.82/49,150.66 = 19,702.92/x
  3. Step 3: Cross multiply
    35,618.82x = 49,150.66 × 19,702.92
  4. Step 4: Simplify right side
    35,618.82x = 968,411,521.93
  5. Step 5: Solve for x
    x = 968,411,521.93/35,618.82
  6. Step 6: Final answer
    x = 27,188.20

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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.