Home / 27,449.78-37,880.38-14,874.53

Finding the Fourth Proportional to 27,449.78, 37,880.38 and 14,874.53

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Solution

The fourth proportional to 27,449.78, 37,880.38 and 14,874.53 is: 20,526.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,449.78 : 37,880.38 = 14,874.53 : x
  2. Step 2: Convert to fraction form
    27,449.78/37,880.38 = 14,874.53/x
  3. Step 3: Cross multiply
    27,449.78x = 37,880.38 × 14,874.53
  4. Step 4: Simplify right side
    27,449.78x = 563,452,848.72
  5. Step 5: Solve for x
    x = 563,452,848.72/27,449.78
  6. Step 6: Final answer
    x = 20,526.68

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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.