Home / 37,454.68-51,690.18-21,544.12

Finding the Fourth Proportional to 37,454.68, 51,690.18 and 21,544.12

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Solution

The fourth proportional to 37,454.68, 51,690.18 and 21,544.12 is: 29,732.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,454.68 : 51,690.18 = 21,544.12 : x
  2. Step 2: Convert to fraction form
    37,454.68/51,690.18 = 21,544.12/x
  3. Step 3: Cross multiply
    37,454.68x = 51,690.18 × 21,544.12
  4. Step 4: Simplify right side
    37,454.68x = 1,113,619,440.74
  5. Step 5: Solve for x
    x = 1,113,619,440.74/37,454.68
  6. Step 6: Final answer
    x = 29,732.45

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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.