Home / 17,666.68-24,380.76-9,709.24

Finding the Fourth Proportional to 17,666.68, 24,380.76 and 9,709.24

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Solution

The fourth proportional to 17,666.68, 24,380.76 and 9,709.24 is: 13,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,666.68 : 24,380.76 = 9,709.24 : x
  2. Step 2: Convert to fraction form
    17,666.68/24,380.76 = 9,709.24/x
  3. Step 3: Cross multiply
    17,666.68x = 24,380.76 × 9,709.24
  4. Step 4: Simplify right side
    17,666.68x = 236,718,650.22
  5. Step 5: Solve for x
    x = 236,718,650.22/17,666.68
  6. Step 6: Final answer
    x = 13,399.16

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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.