Home / 37,575.04-51,868.20-21,673.12

Finding the Fourth Proportional to 37,575.04, 51,868.20 and 21,673.12

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Solution

The fourth proportional to 37,575.04, 51,868.20 and 21,673.12 is: 29,917.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,575.04 : 51,868.20 = 21,673.12 : x
  2. Step 2: Convert to fraction form
    37,575.04/51,868.20 = 21,673.12/x
  3. Step 3: Cross multiply
    37,575.04x = 51,868.20 × 21,673.12
  4. Step 4: Simplify right side
    37,575.04x = 1,124,145,722.78
  5. Step 5: Solve for x
    x = 1,124,145,722.78/37,575.04
  6. Step 6: Final answer
    x = 29,917.35

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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.