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Finding the Fourth Proportional to 27,635.55, 38,777.25 and 27,635.55

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Solution

The fourth proportional to 27,635.55, 38,777.25 and 27,635.55 is: 38,777.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,635.55 : 38,777.25 = 27,635.55 : x
  2. Step 2: Convert to fraction form
    27,635.55/38,777.25 = 27,635.55/x
  3. Step 3: Cross multiply
    27,635.55x = 38,777.25 × 27,635.55
  4. Step 4: Simplify right side
    27,635.55x = 1,071,630,631.24
  5. Step 5: Solve for x
    x = 1,071,630,631.24/27,635.55
  6. Step 6: Final answer
    x = 38,777.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.