Home / 37,944.36-52,370.28-21,821.11

Finding the Fourth Proportional to 37,944.36, 52,370.28 and 21,821.11

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Solution

The fourth proportional to 37,944.36, 52,370.28 and 21,821.11 is: 30,117.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,944.36 : 52,370.28 = 21,821.11 : x
  2. Step 2: Convert to fraction form
    37,944.36/52,370.28 = 21,821.11/x
  3. Step 3: Cross multiply
    37,944.36x = 52,370.28 × 21,821.11
  4. Step 4: Simplify right side
    37,944.36x = 1,142,777,509.69
  5. Step 5: Solve for x
    x = 1,142,777,509.69/37,944.36
  6. Step 6: Final answer
    x = 30,117.19

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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.