Home / 27,400.58-37,812.72-15,463.88

Finding the Fourth Proportional to 27,400.58, 37,812.72 and 15,463.88

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Solution

The fourth proportional to 27,400.58, 37,812.72 and 15,463.88 is: 21,340.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,400.58 : 37,812.72 = 15,463.88 : x
  2. Step 2: Convert to fraction form
    27,400.58/37,812.72 = 15,463.88/x
  3. Step 3: Cross multiply
    27,400.58x = 37,812.72 × 15,463.88
  4. Step 4: Simplify right side
    27,400.58x = 584,731,364.55
  5. Step 5: Solve for x
    x = 584,731,364.55/27,400.58
  6. Step 6: Final answer
    x = 21,340.11

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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.