Home / 37,318.69-51,502.14-20,551.69

Finding the Fourth Proportional to 37,318.69, 51,502.14 and 20,551.69

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Solution

The fourth proportional to 37,318.69, 51,502.14 and 20,551.69 is: 28,362.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,318.69 : 51,502.14 = 20,551.69 : x
  2. Step 2: Convert to fraction form
    37,318.69/51,502.14 = 20,551.69/x
  3. Step 3: Cross multiply
    37,318.69x = 51,502.14 × 20,551.69
  4. Step 4: Simplify right side
    37,318.69x = 1,058,455,912.86
  5. Step 5: Solve for x
    x = 1,058,455,912.86/37,318.69
  6. Step 6: Final answer
    x = 28,362.62

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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.