Home / 26,288.56-36,278.12-14,351.76

Finding the Fourth Proportional to 26,288.56, 36,278.12 and 14,351.76

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Solution

The fourth proportional to 26,288.56, 36,278.12 and 14,351.76 is: 19,805.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,288.56 : 36,278.12 = 14,351.76 : x
  2. Step 2: Convert to fraction form
    26,288.56/36,278.12 = 14,351.76/x
  3. Step 3: Cross multiply
    26,288.56x = 36,278.12 × 14,351.76
  4. Step 4: Simplify right side
    26,288.56x = 520,654,871.49
  5. Step 5: Solve for x
    x = 520,654,871.49/26,288.56
  6. Step 6: Final answer
    x = 19,805.38

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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.