Home / 16,293.60-22,485.06-9,219.87

Finding the Fourth Proportional to 16,293.60, 22,485.06 and 9,219.87

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Solution

The fourth proportional to 16,293.60, 22,485.06 and 9,219.87 is: 12,723.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,293.60 : 22,485.06 = 9,219.87 : x
  2. Step 2: Convert to fraction form
    16,293.60/22,485.06 = 9,219.87/x
  3. Step 3: Cross multiply
    16,293.60x = 22,485.06 × 9,219.87
  4. Step 4: Simplify right side
    16,293.60x = 207,309,330.14
  5. Step 5: Solve for x
    x = 207,309,330.14/16,293.60
  6. Step 6: Final answer
    x = 12,723.36

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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.