Home / 37,391.48-51,600.28-21,479.01

Finding the Fourth Proportional to 37,391.48, 51,600.28 and 21,479.01

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Solution

The fourth proportional to 37,391.48, 51,600.28 and 21,479.01 is: 29,641.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,391.48 : 51,600.28 = 21,479.01 : x
  2. Step 2: Convert to fraction form
    37,391.48/51,600.28 = 21,479.01/x
  3. Step 3: Cross multiply
    37,391.48x = 51,600.28 × 21,479.01
  4. Step 4: Simplify right side
    37,391.48x = 1,108,322,930.12
  5. Step 5: Solve for x
    x = 1,108,322,930.12/37,391.48
  6. Step 6: Final answer
    x = 29,641.06

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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.