Home / 16,288.48-22,480.50-10,320.70

Finding the Fourth Proportional to 16,288.48, 22,480.50 and 10,320.70

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Solution

The fourth proportional to 16,288.48, 22,480.50 and 10,320.70 is: 14,244.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,288.48 : 22,480.50 = 10,320.70 : x
  2. Step 2: Convert to fraction form
    16,288.48/22,480.50 = 10,320.70/x
  3. Step 3: Cross multiply
    16,288.48x = 22,480.50 × 10,320.70
  4. Step 4: Simplify right side
    16,288.48x = 232,014,496.35
  5. Step 5: Solve for x
    x = 232,014,496.35/16,288.48
  6. Step 6: Final answer
    x = 14,244.09

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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.