Home / 27,342.04-37,732-14,766.78

Finding the Fourth Proportional to 27,342.04, 37,732 and 14,766.78

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Solution

The fourth proportional to 27,342.04, 37,732 and 14,766.78 is: 20,378.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,342.04 : 37,732 = 14,766.78 : x
  2. Step 2: Convert to fraction form
    27,342.04/37,732 = 14,766.78/x
  3. Step 3: Cross multiply
    27,342.04x = 37,732 × 14,766.78
  4. Step 4: Simplify right side
    27,342.04x = 557,180,142.96
  5. Step 5: Solve for x
    x = 557,180,142.96/27,342.04
  6. Step 6: Final answer
    x = 20,378.15

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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.