Home / 12,902.95-19,349.78-4,467.17

Finding the Fourth Proportional to 12,902.95, 19,349.78 and 4,467.17

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Solution

The fourth proportional to 12,902.95, 19,349.78 and 4,467.17 is: 6,699.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,902.95 : 19,349.78 = 4,467.17 : x
  2. Step 2: Convert to fraction form
    12,902.95/19,349.78 = 4,467.17/x
  3. Step 3: Cross multiply
    12,902.95x = 19,349.78 × 4,467.17
  4. Step 4: Simplify right side
    12,902.95x = 86,438,671.14
  5. Step 5: Solve for x
    x = 86,438,671.14/12,902.95
  6. Step 6: Final answer
    x = 6,699.14

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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.