Home / 12,595.53-18,895.59-5,195.88

Finding the Fourth Proportional to 12,595.53, 18,895.59 and 5,195.88

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Solution

The fourth proportional to 12,595.53, 18,895.59 and 5,195.88 is: 7,794.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,595.53 : 18,895.59 = 5,195.88 : x
  2. Step 2: Convert to fraction form
    12,595.53/18,895.59 = 5,195.88/x
  3. Step 3: Cross multiply
    12,595.53x = 18,895.59 × 5,195.88
  4. Step 4: Simplify right side
    12,595.53x = 98,179,218.17
  5. Step 5: Solve for x
    x = 98,179,218.17/12,595.53
  6. Step 6: Final answer
    x = 7,794.77

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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.