Home / 19,734.19-27,232.83-10,781.46

Finding the Fourth Proportional to 19,734.19, 27,232.83 and 10,781.46

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Solution

The fourth proportional to 19,734.19, 27,232.83 and 10,781.46 is: 14,878.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,734.19 : 27,232.83 = 10,781.46 : x
  2. Step 2: Convert to fraction form
    19,734.19/27,232.83 = 10,781.46/x
  3. Step 3: Cross multiply
    19,734.19x = 27,232.83 × 10,781.46
  4. Step 4: Simplify right side
    19,734.19x = 293,609,667.33
  5. Step 5: Solve for x
    x = 293,609,667.33/19,734.19
  6. Step 6: Final answer
    x = 14,878.23

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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.