Home / 16,619.32-24,921.69-6,223.78

Finding the Fourth Proportional to 16,619.32, 24,921.69 and 6,223.78

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Solution

The fourth proportional to 16,619.32, 24,921.69 and 6,223.78 is: 9,332.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619.32 : 24,921.69 = 6,223.78 : x
  2. Step 2: Convert to fraction form
    16,619.32/24,921.69 = 6,223.78/x
  3. Step 3: Cross multiply
    16,619.32x = 24,921.69 × 6,223.78
  4. Step 4: Simplify right side
    16,619.32x = 155,107,123.60
  5. Step 5: Solve for x
    x = 155,107,123.60/16,619.32
  6. Step 6: Final answer
    x = 9,332.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.