Home / 27,672.32-38,192.64-16,500.48

Finding the Fourth Proportional to 27,672.32, 38,192.64 and 16,500.48

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Solution

The fourth proportional to 27,672.32, 38,192.64 and 16,500.48 is: 22,773.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,672.32 : 38,192.64 = 16,500.48 : x
  2. Step 2: Convert to fraction form
    27,672.32/38,192.64 = 16,500.48/x
  3. Step 3: Cross multiply
    27,672.32x = 38,192.64 × 16,500.48
  4. Step 4: Simplify right side
    27,672.32x = 630,196,892.47
  5. Step 5: Solve for x
    x = 630,196,892.47/27,672.32
  6. Step 6: Final answer
    x = 22,773.55

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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.