Home / 26,739.12-36,898.92-14,639.88

Finding the Fourth Proportional to 26,739.12, 36,898.92 and 14,639.88

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Solution

The fourth proportional to 26,739.12, 36,898.92 and 14,639.88 is: 20,202.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,739.12 : 36,898.92 = 14,639.88 : x
  2. Step 2: Convert to fraction form
    26,739.12/36,898.92 = 14,639.88/x
  3. Step 3: Cross multiply
    26,739.12x = 36,898.92 × 14,639.88
  4. Step 4: Simplify right side
    26,739.12x = 540,195,760.93
  5. Step 5: Solve for x
    x = 540,195,760.93/26,739.12
  6. Step 6: Final answer
    x = 20,202.45

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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.