Home / 17,646.20-24,351.80-9,688.94

Finding the Fourth Proportional to 17,646.20, 24,351.80 and 9,688.94

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Solution

The fourth proportional to 17,646.20, 24,351.80 and 9,688.94 is: 13,370.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,646.20 : 24,351.80 = 9,688.94 : x
  2. Step 2: Convert to fraction form
    17,646.20/24,351.80 = 9,688.94/x
  3. Step 3: Cross multiply
    17,646.20x = 24,351.80 × 9,688.94
  4. Step 4: Simplify right side
    17,646.20x = 235,942,958.89
  5. Step 5: Solve for x
    x = 235,942,958.89/17,646.20
  6. Step 6: Final answer
    x = 13,370.76

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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.