Home / 16,509.96-22,788.81-9,441.09

Finding the Fourth Proportional to 16,509.96, 22,788.81 and 9,441.09

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Solution

The fourth proportional to 16,509.96, 22,788.81 and 9,441.09 is: 13,031.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,509.96 : 22,788.81 = 9,441.09 : x
  2. Step 2: Convert to fraction form
    16,509.96/22,788.81 = 9,441.09/x
  3. Step 3: Cross multiply
    16,509.96x = 22,788.81 × 9,441.09
  4. Step 4: Simplify right side
    16,509.96x = 215,151,206.20
  5. Step 5: Solve for x
    x = 215,151,206.20/16,509.96
  6. Step 6: Final answer
    x = 13,031.60

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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.