Home / 26,655.42-40,007.52-13,516.86

Finding the Fourth Proportional to 26,655.42, 40,007.52 and 13,516.86

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Solution

The fourth proportional to 26,655.42, 40,007.52 and 13,516.86 is: 20,287.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,655.42 : 40,007.52 = 13,516.86 : x
  2. Step 2: Convert to fraction form
    26,655.42/40,007.52 = 13,516.86/x
  3. Step 3: Cross multiply
    26,655.42x = 40,007.52 × 13,516.86
  4. Step 4: Simplify right side
    26,655.42x = 540,776,046.79
  5. Step 5: Solve for x
    x = 540,776,046.79/26,655.42
  6. Step 6: Final answer
    x = 20,287.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.