Home / 12,895.02-19,342.53-3,535.14

Finding the Fourth Proportional to 12,895.02, 19,342.53 and 3,535.14

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Solution

The fourth proportional to 12,895.02, 19,342.53 and 3,535.14 is: 5,302.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,895.02 : 19,342.53 = 3,535.14 : x
  2. Step 2: Convert to fraction form
    12,895.02/19,342.53 = 3,535.14/x
  3. Step 3: Cross multiply
    12,895.02x = 19,342.53 × 3,535.14
  4. Step 4: Simplify right side
    12,895.02x = 68,378,551.50
  5. Step 5: Solve for x
    x = 68,378,551.50/12,895.02
  6. Step 6: Final answer
    x = 5,302.71

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Similar ratio
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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.