Home / 17,857.24-24,643.70-9,898.92

Finding the Fourth Proportional to 17,857.24, 24,643.70 and 9,898.92

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Solution

The fourth proportional to 17,857.24, 24,643.70 and 9,898.92 is: 13,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,857.24 : 24,643.70 = 9,898.92 : x
  2. Step 2: Convert to fraction form
    17,857.24/24,643.70 = 9,898.92/x
  3. Step 3: Cross multiply
    17,857.24x = 24,643.70 × 9,898.92
  4. Step 4: Simplify right side
    17,857.24x = 243,946,014.80
  5. Step 5: Solve for x
    x = 243,946,014.80/17,857.24
  6. Step 6: Final answer
    x = 13,660.90

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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.