Home / 27,387.46-37,794.72-14,812.21

Finding the Fourth Proportional to 27,387.46, 37,794.72 and 14,812.21

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Solution

The fourth proportional to 27,387.46, 37,794.72 and 14,812.21 is: 20,440.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,387.46 : 37,794.72 = 14,812.21 : x
  2. Step 2: Convert to fraction form
    27,387.46/37,794.72 = 14,812.21/x
  3. Step 3: Cross multiply
    27,387.46x = 37,794.72 × 14,812.21
  4. Step 4: Simplify right side
    27,387.46x = 559,823,329.53
  5. Step 5: Solve for x
    x = 559,823,329.53/27,387.46
  6. Step 6: Final answer
    x = 20,440.86

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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.