Home / 26,242.86-39,329.04-14,378.79

Finding the Fourth Proportional to 26,242.86, 39,329.04 and 14,378.79

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Solution

The fourth proportional to 26,242.86, 39,329.04 and 14,378.79 is: 21,548.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,242.86 : 39,329.04 = 14,378.79 : x
  2. Step 2: Convert to fraction form
    26,242.86/39,329.04 = 14,378.79/x
  3. Step 3: Cross multiply
    26,242.86x = 39,329.04 × 14,378.79
  4. Step 4: Simplify right side
    26,242.86x = 565,504,007.06
  5. Step 5: Solve for x
    x = 565,504,007.06/26,242.86
  6. Step 6: Final answer
    x = 21,548.87

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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.