Home / 26,622.78-36,739.43-14,686.14

Finding the Fourth Proportional to 26,622.78, 36,739.43 and 14,686.14

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Solution

The fourth proportional to 26,622.78, 36,739.43 and 14,686.14 is: 20,266.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622.78 : 36,739.43 = 14,686.14 : x
  2. Step 2: Convert to fraction form
    26,622.78/36,739.43 = 14,686.14/x
  3. Step 3: Cross multiply
    26,622.78x = 36,739.43 × 14,686.14
  4. Step 4: Simplify right side
    26,622.78x = 539,560,412.50
  5. Step 5: Solve for x
    x = 539,560,412.50/26,622.78
  6. Step 6: Final answer
    x = 20,266.87

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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.