Home / 19,335.28-29,012.60-14,414.80

Finding the Fourth Proportional to 19,335.28, 29,012.60 and 14,414.80

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Solution

The fourth proportional to 19,335.28, 29,012.60 and 14,414.80 is: 21,629.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,335.28 : 29,012.60 = 14,414.80 : x
  2. Step 2: Convert to fraction form
    19,335.28/29,012.60 = 14,414.80/x
  3. Step 3: Cross multiply
    19,335.28x = 29,012.60 × 14,414.80
  4. Step 4: Simplify right side
    19,335.28x = 418,210,826.48
  5. Step 5: Solve for x
    x = 418,210,826.48/19,335.28
  6. Step 6: Final answer
    x = 21,629.42

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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.