Home / 30,269.86-41,756.84-17,687.32

Finding the Fourth Proportional to 30,269.86, 41,756.84 and 17,687.32

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Solution

The fourth proportional to 30,269.86, 41,756.84 and 17,687.32 is: 24,399.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,269.86 : 41,756.84 = 17,687.32 : x
  2. Step 2: Convert to fraction form
    30,269.86/41,756.84 = 17,687.32/x
  3. Step 3: Cross multiply
    30,269.86x = 41,756.84 × 17,687.32
  4. Step 4: Simplify right side
    30,269.86x = 738,566,591.27
  5. Step 5: Solve for x
    x = 738,566,591.27/30,269.86
  6. Step 6: Final answer
    x = 24,399.41

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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.