Home / 13,079.70-19,592.10-10,293.21

Finding the Fourth Proportional to 13,079.70, 19,592.10 and 10,293.21

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Solution

The fourth proportional to 13,079.70, 19,592.10 and 10,293.21 is: 15,418.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,079.70 : 19,592.10 = 10,293.21 : x
  2. Step 2: Convert to fraction form
    13,079.70/19,592.10 = 10,293.21/x
  3. Step 3: Cross multiply
    13,079.70x = 19,592.10 × 10,293.21
  4. Step 4: Simplify right side
    13,079.70x = 201,665,599.64
  5. Step 5: Solve for x
    x = 201,665,599.64/13,079.70
  6. Step 6: Final answer
    x = 15,418.21

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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.