Home / 16,661.30-22,995.09-9,586.35

Finding the Fourth Proportional to 16,661.30, 22,995.09 and 9,586.35

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Solution

The fourth proportional to 16,661.30, 22,995.09 and 9,586.35 is: 13,230.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,661.30 : 22,995.09 = 9,586.35 : x
  2. Step 2: Convert to fraction form
    16,661.30/22,995.09 = 9,586.35/x
  3. Step 3: Cross multiply
    16,661.30x = 22,995.09 × 9,586.35
  4. Step 4: Simplify right side
    16,661.30x = 220,438,981.02
  5. Step 5: Solve for x
    x = 220,438,981.02/16,661.30
  6. Step 6: Final answer
    x = 13,230.60

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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.