Home / 19,883.75-29,760.72-14,617.36

Finding the Fourth Proportional to 19,883.75, 29,760.72 and 14,617.36

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Solution

The fourth proportional to 19,883.75, 29,760.72 and 14,617.36 is: 21,878.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,883.75 : 29,760.72 = 14,617.36 : x
  2. Step 2: Convert to fraction form
    19,883.75/29,760.72 = 14,617.36/x
  3. Step 3: Cross multiply
    19,883.75x = 29,760.72 × 14,617.36
  4. Step 4: Simplify right side
    19,883.75x = 435,023,140.48
  5. Step 5: Solve for x
    x = 435,023,140.48/19,883.75
  6. Step 6: Final answer
    x = 21,878.33

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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.