Home / 27,491-37,937.58-14,915.75

Finding the Fourth Proportional to 27,491, 37,937.58 and 14,915.75

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Solution

The fourth proportional to 27,491, 37,937.58 and 14,915.75 is: 20,583.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,491 : 37,937.58 = 14,915.75 : x
  2. Step 2: Convert to fraction form
    27,491/37,937.58 = 14,915.75/x
  3. Step 3: Cross multiply
    27,491x = 37,937.58 × 14,915.75
  4. Step 4: Simplify right side
    27,491x = 565,867,458.89
  5. Step 5: Solve for x
    x = 565,867,458.89/27,491
  6. Step 6: Final answer
    x = 20,583.74

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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.