Home / 36,678.04-50,603.76-20,542.85

Finding the Fourth Proportional to 36,678.04, 50,603.76 and 20,542.85

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Solution

The fourth proportional to 36,678.04, 50,603.76 and 20,542.85 is: 28,342.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,678.04 : 50,603.76 = 20,542.85 : x
  2. Step 2: Convert to fraction form
    36,678.04/50,603.76 = 20,542.85/x
  3. Step 3: Cross multiply
    36,678.04x = 50,603.76 × 20,542.85
  4. Step 4: Simplify right side
    36,678.04x = 1,039,545,499.01
  5. Step 5: Solve for x
    x = 1,039,545,499.01/36,678.04
  6. Step 6: Final answer
    x = 28,342.45

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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.