Home / 17,621.24-24,316.14-9,661.86

Finding the Fourth Proportional to 17,621.24, 24,316.14 and 9,661.86

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Solution

The fourth proportional to 17,621.24, 24,316.14 and 9,661.86 is: 13,332.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,621.24 : 24,316.14 = 9,661.86 : x
  2. Step 2: Convert to fraction form
    17,621.24/24,316.14 = 9,661.86/x
  3. Step 3: Cross multiply
    17,621.24x = 24,316.14 × 9,661.86
  4. Step 4: Simplify right side
    17,621.24x = 234,939,140.42
  5. Step 5: Solve for x
    x = 234,939,140.42/17,621.24
  6. Step 6: Final answer
    x = 13,332.73

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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.