Home / 24,857.47-34,310.55-19,856.53

Finding the Fourth Proportional to 24,857.47, 34,310.55 and 19,856.53

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Solution

The fourth proportional to 24,857.47, 34,310.55 and 19,856.53 is: 27,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,857.47 : 34,310.55 = 19,856.53 : x
  2. Step 2: Convert to fraction form
    24,857.47/34,310.55 = 19,856.53/x
  3. Step 3: Cross multiply
    24,857.47x = 34,310.55 × 19,856.53
  4. Step 4: Simplify right side
    24,857.47x = 681,288,465.39
  5. Step 5: Solve for x
    x = 681,288,465.39/24,857.47
  6. Step 6: Final answer
    x = 27,407.80

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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.