Home / 27,336.40-37,724.80-16,581.20

Finding the Fourth Proportional to 27,336.40, 37,724.80 and 16,581.20

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Solution

The fourth proportional to 27,336.40, 37,724.80 and 16,581.20 is: 22,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,336.40 : 37,724.80 = 16,581.20 : x
  2. Step 2: Convert to fraction form
    27,336.40/37,724.80 = 16,581.20/x
  3. Step 3: Cross multiply
    27,336.40x = 37,724.80 × 16,581.20
  4. Step 4: Simplify right side
    27,336.40x = 625,522,453.76
  5. Step 5: Solve for x
    x = 625,522,453.76/27,336.40
  6. Step 6: Final answer
    x = 22,882.40

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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.