Home / 17,856.39-24,641.22-10,781.58

Finding the Fourth Proportional to 17,856.39, 24,641.22 and 10,781.58

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Solution

The fourth proportional to 17,856.39, 24,641.22 and 10,781.58 is: 14,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.39 : 24,641.22 = 10,781.58 : x
  2. Step 2: Convert to fraction form
    17,856.39/24,641.22 = 10,781.58/x
  3. Step 3: Cross multiply
    17,856.39x = 24,641.22 × 10,781.58
  4. Step 4: Simplify right side
    17,856.39x = 265,671,284.73
  5. Step 5: Solve for x
    x = 265,671,284.73/17,856.39
  6. Step 6: Final answer
    x = 14,878.22

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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.