Home / 27,276.85-37,641.40-17,845.21

Finding the Fourth Proportional to 27,276.85, 37,641.40 and 17,845.21

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Solution

The fourth proportional to 27,276.85, 37,641.40 and 17,845.21 is: 24,625.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,276.85 : 37,641.40 = 17,845.21 : x
  2. Step 2: Convert to fraction form
    27,276.85/37,641.40 = 17,845.21/x
  3. Step 3: Cross multiply
    27,276.85x = 37,641.40 × 17,845.21
  4. Step 4: Simplify right side
    27,276.85x = 671,718,687.69
  5. Step 5: Solve for x
    x = 671,718,687.69/27,276.85
  6. Step 6: Final answer
    x = 24,625.96

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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.