Home / 35,624.61-49,162.43-20,519.92

Finding the Fourth Proportional to 35,624.61, 49,162.43 and 20,519.92

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Solution

The fourth proportional to 35,624.61, 49,162.43 and 20,519.92 is: 28,317.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,624.61 : 49,162.43 = 20,519.92 : x
  2. Step 2: Convert to fraction form
    35,624.61/49,162.43 = 20,519.92/x
  3. Step 3: Cross multiply
    35,624.61x = 49,162.43 × 20,519.92
  4. Step 4: Simplify right side
    35,624.61x = 1,008,809,130.61
  5. Step 5: Solve for x
    x = 1,008,809,130.61/35,624.61
  6. Step 6: Final answer
    x = 28,317.76

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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.