Home / 27,515.53-37,971.99-16,760.86

Finding the Fourth Proportional to 27,515.53, 37,971.99 and 16,760.86

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Solution

The fourth proportional to 27,515.53, 37,971.99 and 16,760.86 is: 23,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,515.53 : 37,971.99 = 16,760.86 : x
  2. Step 2: Convert to fraction form
    27,515.53/37,971.99 = 16,760.86/x
  3. Step 3: Cross multiply
    27,515.53x = 37,971.99 × 16,760.86
  4. Step 4: Simplify right side
    27,515.53x = 636,443,113.38
  5. Step 5: Solve for x
    x = 636,443,113.38/27,515.53
  6. Step 6: Final answer
    x = 23,130.32

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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.