Home / 27,247.08-37,601.92-15,310.16

Finding the Fourth Proportional to 27,247.08, 37,601.92 and 15,310.16

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Solution

The fourth proportional to 27,247.08, 37,601.92 and 15,310.16 is: 21,128.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,247.08 : 37,601.92 = 15,310.16 : x
  2. Step 2: Convert to fraction form
    27,247.08/37,601.92 = 15,310.16/x
  3. Step 3: Cross multiply
    27,247.08x = 37,601.92 × 15,310.16
  4. Step 4: Simplify right side
    27,247.08x = 575,691,411.51
  5. Step 5: Solve for x
    x = 575,691,411.51/27,247.08
  6. Step 6: Final answer
    x = 21,128.55

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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.