Home / 19,734.30-27,232.98-10,781.58

Finding the Fourth Proportional to 19,734.30, 27,232.98 and 10,781.58

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Solution

The fourth proportional to 19,734.30, 27,232.98 and 10,781.58 is: 14,878.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,734.30 : 27,232.98 = 10,781.58 : x
  2. Step 2: Convert to fraction form
    19,734.30/27,232.98 = 10,781.58/x
  3. Step 3: Cross multiply
    19,734.30x = 27,232.98 × 10,781.58
  4. Step 4: Simplify right side
    19,734.30x = 293,614,552.51
  5. Step 5: Solve for x
    x = 293,614,552.51/19,734.30
  6. Step 6: Final answer
    x = 14,878.39

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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.