Home / 26,553.66-36,656.22-18,901.90

Finding the Fourth Proportional to 26,553.66, 36,656.22 and 18,901.90

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Solution

The fourth proportional to 26,553.66, 36,656.22 and 18,901.90 is: 26,093.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,553.66 : 36,656.22 = 18,901.90 : x
  2. Step 2: Convert to fraction form
    26,553.66/36,656.22 = 18,901.90/x
  3. Step 3: Cross multiply
    26,553.66x = 36,656.22 × 18,901.90
  4. Step 4: Simplify right side
    26,553.66x = 692,872,204.82
  5. Step 5: Solve for x
    x = 692,872,204.82/26,553.66
  6. Step 6: Final answer
    x = 26,093.28

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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.