Home / 28,760.19-43,159.99-10,040.23

Finding the Fourth Proportional to 28,760.19, 43,159.99 and 10,040.23

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Solution

The fourth proportional to 28,760.19, 43,159.99 and 10,040.23 is: 15,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,760.19 : 43,159.99 = 10,040.23 : x
  2. Step 2: Convert to fraction form
    28,760.19/43,159.99 = 10,040.23/x
  3. Step 3: Cross multiply
    28,760.19x = 43,159.99 × 10,040.23
  4. Step 4: Simplify right side
    28,760.19x = 433,336,093.40
  5. Step 5: Solve for x
    x = 433,336,093.40/28,760.19
  6. Step 6: Final answer
    x = 15,067.22

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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.