Home / 13,060.20-19,555.50-8,908.32

Finding the Fourth Proportional to 13,060.20, 19,555.50 and 8,908.32

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Solution

The fourth proportional to 13,060.20, 19,555.50 and 8,908.32 is: 13,338.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,060.20 : 19,555.50 = 8,908.32 : x
  2. Step 2: Convert to fraction form
    13,060.20/19,555.50 = 8,908.32/x
  3. Step 3: Cross multiply
    13,060.20x = 19,555.50 × 8,908.32
  4. Step 4: Simplify right side
    13,060.20x = 174,206,651.76
  5. Step 5: Solve for x
    x = 174,206,651.76/13,060.20
  6. Step 6: Final answer
    x = 13,338.74

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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.