Home / 27,406.05-37,818.57-15,467.76

Finding the Fourth Proportional to 27,406.05, 37,818.57 and 15,467.76

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Solution

The fourth proportional to 27,406.05, 37,818.57 and 15,467.76 is: 21,344.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,406.05 : 37,818.57 = 15,467.76 : x
  2. Step 2: Convert to fraction form
    27,406.05/37,818.57 = 15,467.76/x
  3. Step 3: Cross multiply
    27,406.05x = 37,818.57 × 15,467.76
  4. Step 4: Simplify right side
    27,406.05x = 584,968,564.30
  5. Step 5: Solve for x
    x = 584,968,564.30/27,406.05
  6. Step 6: Final answer
    x = 21,344.50

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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.