Home / 16,560.81-22,834.80-13,201.02

Finding the Fourth Proportional to 16,560.81, 22,834.80 and 13,201.02

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Solution

The fourth proportional to 16,560.81, 22,834.80 and 13,201.02 is: 18,202.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,560.81 : 22,834.80 = 13,201.02 : x
  2. Step 2: Convert to fraction form
    16,560.81/22,834.80 = 13,201.02/x
  3. Step 3: Cross multiply
    16,560.81x = 22,834.80 × 13,201.02
  4. Step 4: Simplify right side
    16,560.81x = 301,442,651.50
  5. Step 5: Solve for x
    x = 301,442,651.50/16,560.81
  6. Step 6: Final answer
    x = 18,202.17

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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.