Home / 27,389.91-37,794.83-15,452.55

Finding the Fourth Proportional to 27,389.91, 37,794.83 and 15,452.55

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Solution

The fourth proportional to 27,389.91, 37,794.83 and 15,452.55 is: 21,322.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,389.91 : 37,794.83 = 15,452.55 : x
  2. Step 2: Convert to fraction form
    27,389.91/37,794.83 = 15,452.55/x
  3. Step 3: Cross multiply
    27,389.91x = 37,794.83 × 15,452.55
  4. Step 4: Simplify right side
    27,389.91x = 584,026,423.05
  5. Step 5: Solve for x
    x = 584,026,423.05/27,389.91
  6. Step 6: Final answer
    x = 21,322.68

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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.