Home / 11,528.26-15,875.52-10,015.13

Finding the Fourth Proportional to 11,528.26, 15,875.52 and 10,015.13

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Solution

The fourth proportional to 11,528.26, 15,875.52 and 10,015.13 is: 13,791.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,528.26 : 15,875.52 = 10,015.13 : x
  2. Step 2: Convert to fraction form
    11,528.26/15,875.52 = 10,015.13/x
  3. Step 3: Cross multiply
    11,528.26x = 15,875.52 × 10,015.13
  4. Step 4: Simplify right side
    11,528.26x = 158,995,396.62
  5. Step 5: Solve for x
    x = 158,995,396.62/11,528.26
  6. Step 6: Final answer
    x = 13,791.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.