Home / 36,603.06-50,513.18-20,688.52

Finding the Fourth Proportional to 36,603.06, 50,513.18 and 20,688.52

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Solution

The fourth proportional to 36,603.06, 50,513.18 and 20,688.52 is: 28,550.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,603.06 : 50,513.18 = 20,688.52 : x
  2. Step 2: Convert to fraction form
    36,603.06/50,513.18 = 20,688.52/x
  3. Step 3: Cross multiply
    36,603.06x = 50,513.18 × 20,688.52
  4. Step 4: Simplify right side
    36,603.06x = 1,045,042,934.69
  5. Step 5: Solve for x
    x = 1,045,042,934.69/36,603.06
  6. Step 6: Final answer
    x = 28,550.70

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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.