Home / 27,330.19-37,715.88-15,392.41

Finding the Fourth Proportional to 27,330.19, 37,715.88 and 15,392.41

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Solution

The fourth proportional to 27,330.19, 37,715.88 and 15,392.41 is: 21,241.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,330.19 : 37,715.88 = 15,392.41 : x
  2. Step 2: Convert to fraction form
    27,330.19/37,715.88 = 15,392.41/x
  3. Step 3: Cross multiply
    27,330.19x = 37,715.88 × 15,392.41
  4. Step 4: Simplify right side
    27,330.19x = 580,538,344.28
  5. Step 5: Solve for x
    x = 580,538,344.28/27,330.19
  6. Step 6: Final answer
    x = 21,241.65

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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.