Home / 17,509.24-24,149.10-11,222.20

Finding the Fourth Proportional to 17,509.24, 24,149.10 and 11,222.20

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Solution

The fourth proportional to 17,509.24, 24,149.10 and 11,222.20 is: 15,477.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,509.24 : 24,149.10 = 11,222.20 : x
  2. Step 2: Convert to fraction form
    17,509.24/24,149.10 = 11,222.20/x
  3. Step 3: Cross multiply
    17,509.24x = 24,149.10 × 11,222.20
  4. Step 4: Simplify right side
    17,509.24x = 271,006,030.02
  5. Step 5: Solve for x
    x = 271,006,030.02/17,509.24
  6. Step 6: Final answer
    x = 15,477.89

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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.