Home / 19,862.97-29,750.72-13,258.23

Finding the Fourth Proportional to 19,862.97, 29,750.72 and 13,258.23

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Solution

The fourth proportional to 19,862.97, 29,750.72 and 13,258.23 is: 19,858.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.97 : 29,750.72 = 13,258.23 : x
  2. Step 2: Convert to fraction form
    19,862.97/29,750.72 = 13,258.23/x
  3. Step 3: Cross multiply
    19,862.97x = 29,750.72 × 13,258.23
  4. Step 4: Simplify right side
    19,862.97x = 394,441,822.13
  5. Step 5: Solve for x
    x = 394,441,822.13/19,862.97
  6. Step 6: Final answer
    x = 19,858.15

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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.