Home / 28,859.64-43,293.79-10,136.38

Finding the Fourth Proportional to 28,859.64, 43,293.79 and 10,136.38

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Solution

The fourth proportional to 28,859.64, 43,293.79 and 10,136.38 is: 15,206.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,859.64 : 43,293.79 = 10,136.38 : x
  2. Step 2: Convert to fraction form
    28,859.64/43,293.79 = 10,136.38/x
  3. Step 3: Cross multiply
    28,859.64x = 43,293.79 × 10,136.38
  4. Step 4: Simplify right side
    28,859.64x = 438,842,067.28
  5. Step 5: Solve for x
    x = 438,842,067.28/28,859.64
  6. Step 6: Final answer
    x = 15,206.08

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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.