Home / 12,858.76-19,294.62-10,068.04

Finding the Fourth Proportional to 12,858.76, 19,294.62 and 10,068.04

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Solution

The fourth proportional to 12,858.76, 19,294.62 and 10,068.04 is: 15,107.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,858.76 : 19,294.62 = 10,068.04 : x
  2. Step 2: Convert to fraction form
    12,858.76/19,294.62 = 10,068.04/x
  3. Step 3: Cross multiply
    12,858.76x = 19,294.62 × 10,068.04
  4. Step 4: Simplify right side
    12,858.76x = 194,259,005.94
  5. Step 5: Solve for x
    x = 194,259,005.94/12,858.76
  6. Step 6: Final answer
    x = 15,107.13

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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.