Home / 27,670.76-38,173.30-17,056.52

Finding the Fourth Proportional to 27,670.76, 38,173.30 and 17,056.52

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Solution

The fourth proportional to 27,670.76, 38,173.30 and 17,056.52 is: 23,530.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,670.76 : 38,173.30 = 17,056.52 : x
  2. Step 2: Convert to fraction form
    27,670.76/38,173.30 = 17,056.52/x
  3. Step 3: Cross multiply
    27,670.76x = 38,173.30 × 17,056.52
  4. Step 4: Simplify right side
    27,670.76x = 651,103,654.92
  5. Step 5: Solve for x
    x = 651,103,654.92/27,670.76
  6. Step 6: Final answer
    x = 23,530.39

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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.