Home / 37,282.82-51,448.77-21,356.19

Finding the Fourth Proportional to 37,282.82, 51,448.77 and 21,356.19

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Solution

The fourth proportional to 37,282.82, 51,448.77 and 21,356.19 is: 29,470.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,282.82 : 51,448.77 = 21,356.19 : x
  2. Step 2: Convert to fraction form
    37,282.82/51,448.77 = 21,356.19/x
  3. Step 3: Cross multiply
    37,282.82x = 51,448.77 × 21,356.19
  4. Step 4: Simplify right side
    37,282.82x = 1,098,749,707.39
  5. Step 5: Solve for x
    x = 1,098,749,707.39/37,282.82
  6. Step 6: Final answer
    x = 29,470.67

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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.