Home / 27,264.40-37,625.28-15,327.68

Finding the Fourth Proportional to 27,264.40, 37,625.28 and 15,327.68

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Solution

The fourth proportional to 27,264.40, 37,625.28 and 15,327.68 is: 21,152.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,264.40 : 37,625.28 = 15,327.68 : x
  2. Step 2: Convert to fraction form
    27,264.40/37,625.28 = 15,327.68/x
  3. Step 3: Cross multiply
    27,264.40x = 37,625.28 × 15,327.68
  4. Step 4: Simplify right side
    27,264.40x = 576,708,251.75
  5. Step 5: Solve for x
    x = 576,708,251.75/27,264.40
  6. Step 6: Final answer
    x = 21,152.43

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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.