Home / 37,038.20-51,104.58-21,923.30

Finding the Fourth Proportional to 37,038.20, 51,104.58 and 21,923.30

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Solution

The fourth proportional to 37,038.20, 51,104.58 and 21,923.30 is: 30,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,038.20 : 51,104.58 = 21,923.30 : x
  2. Step 2: Convert to fraction form
    37,038.20/51,104.58 = 21,923.30/x
  3. Step 3: Cross multiply
    37,038.20x = 51,104.58 × 21,923.30
  4. Step 4: Simplify right side
    37,038.20x = 1,120,381,038.71
  5. Step 5: Solve for x
    x = 1,120,381,038.71/37,038.20
  6. Step 6: Final answer
    x = 30,249.34

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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.