Home / 26,772.51-36,945.62-14,672.90

Finding the Fourth Proportional to 26,772.51, 36,945.62 and 14,672.90

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Solution

The fourth proportional to 26,772.51, 36,945.62 and 14,672.90 is: 20,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,772.51 : 36,945.62 = 14,672.90 : x
  2. Step 2: Convert to fraction form
    26,772.51/36,945.62 = 14,672.90/x
  3. Step 3: Cross multiply
    26,772.51x = 36,945.62 × 14,672.90
  4. Step 4: Simplify right side
    26,772.51x = 542,099,387.70
  5. Step 5: Solve for x
    x = 542,099,387.70/26,772.51
  6. Step 6: Final answer
    x = 20,248.36

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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.