Home / 37,358.09-51,554.19-21,225.43

Finding the Fourth Proportional to 37,358.09, 51,554.19 and 21,225.43

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Solution

The fourth proportional to 37,358.09, 51,554.19 and 21,225.43 is: 29,291.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,358.09 : 51,554.19 = 21,225.43 : x
  2. Step 2: Convert to fraction form
    37,358.09/51,554.19 = 21,225.43/x
  3. Step 3: Cross multiply
    37,358.09x = 51,554.19 × 21,225.43
  4. Step 4: Simplify right side
    37,358.09x = 1,094,259,851.05
  5. Step 5: Solve for x
    x = 1,094,259,851.05/37,358.09
  6. Step 6: Final answer
    x = 29,291.11

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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.