Home / 35,860.11-49,488.54-20,753.49

Finding the Fourth Proportional to 35,860.11, 49,488.54 and 20,753.49

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Solution

The fourth proportional to 35,860.11, 49,488.54 and 20,753.49 is: 28,640.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,860.11 : 49,488.54 = 20,753.49 : x
  2. Step 2: Convert to fraction form
    35,860.11/49,488.54 = 20,753.49/x
  3. Step 3: Cross multiply
    35,860.11x = 49,488.54 × 20,753.49
  4. Step 4: Simplify right side
    35,860.11x = 1,027,059,920.00
  5. Step 5: Solve for x
    x = 1,027,059,920.00/35,860.11
  6. Step 6: Final answer
    x = 28,640.74

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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.