Home / 37,774.45-52,126.17-21,641.80

Finding the Fourth Proportional to 37,774.45, 52,126.17 and 21,641.80

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Solution

The fourth proportional to 37,774.45, 52,126.17 and 21,641.80 is: 29,864.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,774.45 : 52,126.17 = 21,641.80 : x
  2. Step 2: Convert to fraction form
    37,774.45/52,126.17 = 21,641.80/x
  3. Step 3: Cross multiply
    37,774.45x = 52,126.17 × 21,641.80
  4. Step 4: Simplify right side
    37,774.45x = 1,128,104,145.91
  5. Step 5: Solve for x
    x = 1,128,104,145.91/37,774.45
  6. Step 6: Final answer
    x = 29,864.21

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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.