Home / 26,622.84-36,739.20-14,686.68

Finding the Fourth Proportional to 26,622.84, 36,739.20 and 14,686.68

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Solution

The fourth proportional to 26,622.84, 36,739.20 and 14,686.68 is: 20,267.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622.84 : 36,739.20 = 14,686.68 : x
  2. Step 2: Convert to fraction form
    26,622.84/36,739.20 = 14,686.68/x
  3. Step 3: Cross multiply
    26,622.84x = 36,739.20 × 14,686.68
  4. Step 4: Simplify right side
    26,622.84x = 539,576,873.86
  5. Step 5: Solve for x
    x = 539,576,873.86/26,622.84
  6. Step 6: Final answer
    x = 20,267.44

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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.