Home / 37,573.32-51,851.08-21,657.68

Finding the Fourth Proportional to 37,573.32, 51,851.08 and 21,657.68

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Solution

The fourth proportional to 37,573.32, 51,851.08 and 21,657.68 is: 29,887.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,573.32 : 51,851.08 = 21,657.68 : x
  2. Step 2: Convert to fraction form
    37,573.32/51,851.08 = 21,657.68/x
  3. Step 3: Cross multiply
    37,573.32x = 51,851.08 × 21,657.68
  4. Step 4: Simplify right side
    37,573.32x = 1,122,974,098.29
  5. Step 5: Solve for x
    x = 1,122,974,098.29/37,573.32
  6. Step 6: Final answer
    x = 29,887.54

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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.