Home / 13,108.45-19,646.26-10,324.13

Finding the Fourth Proportional to 13,108.45, 19,646.26 and 10,324.13

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Solution

The fourth proportional to 13,108.45, 19,646.26 and 10,324.13 is: 15,473.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,108.45 : 19,646.26 = 10,324.13 : x
  2. Step 2: Convert to fraction form
    13,108.45/19,646.26 = 10,324.13/x
  3. Step 3: Cross multiply
    13,108.45x = 19,646.26 × 10,324.13
  4. Step 4: Simplify right side
    13,108.45x = 202,830,476.29
  5. Step 5: Solve for x
    x = 202,830,476.29/13,108.45
  6. Step 6: Final answer
    x = 15,473.26

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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.