Home / 19,862.28-27,410.31-10,910.34

Finding the Fourth Proportional to 19,862.28, 27,410.31 and 10,910.34

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Solution

The fourth proportional to 19,862.28, 27,410.31 and 10,910.34 is: 15,056.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.28 : 27,410.31 = 10,910.34 : x
  2. Step 2: Convert to fraction form
    19,862.28/27,410.31 = 10,910.34/x
  3. Step 3: Cross multiply
    19,862.28x = 27,410.31 × 10,910.34
  4. Step 4: Simplify right side
    19,862.28x = 299,055,801.61
  5. Step 5: Solve for x
    x = 299,055,801.61/19,862.28
  6. Step 6: Final answer
    x = 15,056.47

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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.