Home / 27,723.44-38,256.52-15,148.16

Finding the Fourth Proportional to 27,723.44, 38,256.52 and 15,148.16

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Solution

The fourth proportional to 27,723.44, 38,256.52 and 15,148.16 is: 20,903.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,723.44 : 38,256.52 = 15,148.16 : x
  2. Step 2: Convert to fraction form
    27,723.44/38,256.52 = 15,148.16/x
  3. Step 3: Cross multiply
    27,723.44x = 38,256.52 × 15,148.16
  4. Step 4: Simplify right side
    27,723.44x = 579,515,886.00
  5. Step 5: Solve for x
    x = 579,515,886.00/27,723.44
  6. Step 6: Final answer
    x = 20,903.46

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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.