Home / 19,862.25-27,410.67-10,910.13

Finding the Fourth Proportional to 19,862.25, 27,410.67 and 10,910.13

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Solution

The fourth proportional to 19,862.25, 27,410.67 and 10,910.13 is: 15,056.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.25 : 27,410.67 = 10,910.13 : x
  2. Step 2: Convert to fraction form
    19,862.25/27,410.67 = 10,910.13/x
  3. Step 3: Cross multiply
    19,862.25x = 27,410.67 × 10,910.13
  4. Step 4: Simplify right side
    19,862.25x = 299,053,973.09
  5. Step 5: Solve for x
    x = 299,053,973.09/19,862.25
  6. Step 6: Final answer
    x = 15,056.40

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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.