Home / 27,188.48-37,520.68-15,252.64

Finding the Fourth Proportional to 27,188.48, 37,520.68 and 15,252.64

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Solution

The fourth proportional to 27,188.48, 37,520.68 and 15,252.64 is: 21,048.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,188.48 : 37,520.68 = 15,252.64 : x
  2. Step 2: Convert to fraction form
    27,188.48/37,520.68 = 15,252.64/x
  3. Step 3: Cross multiply
    27,188.48x = 37,520.68 × 15,252.64
  4. Step 4: Simplify right side
    27,188.48x = 572,289,424.60
  5. Step 5: Solve for x
    x = 572,289,424.60/27,188.48
  6. Step 6: Final answer
    x = 21,048.97

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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.