Home / 16,653.32-22,982.27-9,579.75

Finding the Fourth Proportional to 16,653.32, 22,982.27 and 9,579.75

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Solution

The fourth proportional to 16,653.32, 22,982.27 and 9,579.75 is: 13,220.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,653.32 : 22,982.27 = 9,579.75 : x
  2. Step 2: Convert to fraction form
    16,653.32/22,982.27 = 9,579.75/x
  3. Step 3: Cross multiply
    16,653.32x = 22,982.27 × 9,579.75
  4. Step 4: Simplify right side
    16,653.32x = 220,164,353.13
  5. Step 5: Solve for x
    x = 220,164,353.13/16,653.32
  6. Step 6: Final answer
    x = 13,220.45

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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.