Home / 27,533.76-38,014.56-19,170.24

Finding the Fourth Proportional to 27,533.76, 38,014.56 and 19,170.24

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Solution

The fourth proportional to 27,533.76, 38,014.56 and 19,170.24 is: 26,467.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,533.76 : 38,014.56 = 19,170.24 : x
  2. Step 2: Convert to fraction form
    27,533.76/38,014.56 = 19,170.24/x
  3. Step 3: Cross multiply
    27,533.76x = 38,014.56 × 19,170.24
  4. Step 4: Simplify right side
    27,533.76x = 728,748,238.69
  5. Step 5: Solve for x
    x = 728,748,238.69/27,533.76
  6. Step 6: Final answer
    x = 26,467.44

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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.