Home / 26,553.78-36,643.93-14,616.87

Finding the Fourth Proportional to 26,553.78, 36,643.93 and 14,616.87

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Solution

The fourth proportional to 26,553.78, 36,643.93 and 14,616.87 is: 20,171.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,553.78 : 36,643.93 = 14,616.87 : x
  2. Step 2: Convert to fraction form
    26,553.78/36,643.93 = 14,616.87/x
  3. Step 3: Cross multiply
    26,553.78x = 36,643.93 × 14,616.87
  4. Step 4: Simplify right side
    26,553.78x = 535,619,561.10
  5. Step 5: Solve for x
    x = 535,619,561.10/26,553.78
  6. Step 6: Final answer
    x = 20,171.12

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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.