Home / 35,641.86-49,187.48-20,536.85

Finding the Fourth Proportional to 35,641.86, 49,187.48 and 20,536.85

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Solution

The fourth proportional to 35,641.86, 49,187.48 and 20,536.85 is: 28,341.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,641.86 : 49,187.48 = 20,536.85 : x
  2. Step 2: Convert to fraction form
    35,641.86/49,187.48 = 20,536.85/x
  3. Step 3: Cross multiply
    35,641.86x = 49,187.48 × 20,536.85
  4. Step 4: Simplify right side
    35,641.86x = 1,010,155,550.02
  5. Step 5: Solve for x
    x = 1,010,155,550.02/35,641.86
  6. Step 6: Final answer
    x = 28,341.83

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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.