Home / 19,653.82-29,480.38-4,862.74

Finding the Fourth Proportional to 19,653.82, 29,480.38 and 4,862.74

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Solution

The fourth proportional to 19,653.82, 29,480.38 and 4,862.74 is: 7,294.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,653.82 : 29,480.38 = 4,862.74 : x
  2. Step 2: Convert to fraction form
    19,653.82/29,480.38 = 4,862.74/x
  3. Step 3: Cross multiply
    19,653.82x = 29,480.38 × 4,862.74
  4. Step 4: Simplify right side
    19,653.82x = 143,355,398.73
  5. Step 5: Solve for x
    x = 143,355,398.73/19,653.82
  6. Step 6: Final answer
    x = 7,294.02

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1.5x scale

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.