Home / 36,039.24-49,732.02-20,124.72

Finding the Fourth Proportional to 36,039.24, 49,732.02 and 20,124.72

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Solution

The fourth proportional to 36,039.24, 49,732.02 and 20,124.72 is: 27,770.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,039.24 : 49,732.02 = 20,124.72 : x
  2. Step 2: Convert to fraction form
    36,039.24/49,732.02 = 20,124.72/x
  3. Step 3: Cross multiply
    36,039.24x = 49,732.02 × 20,124.72
  4. Step 4: Simplify right side
    36,039.24x = 1,000,842,977.53
  5. Step 5: Solve for x
    x = 1,000,842,977.53/36,039.24
  6. Step 6: Final answer
    x = 27,770.92

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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.