Home / 28,535.63-42,803.57-10,067.63

Finding the Fourth Proportional to 28,535.63, 42,803.57 and 10,067.63

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Solution

The fourth proportional to 28,535.63, 42,803.57 and 10,067.63 is: 15,101.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,535.63 : 42,803.57 = 10,067.63 : x
  2. Step 2: Convert to fraction form
    28,535.63/42,803.57 = 10,067.63/x
  3. Step 3: Cross multiply
    28,535.63x = 42,803.57 × 10,067.63
  4. Step 4: Simplify right side
    28,535.63x = 430,930,316.59
  5. Step 5: Solve for x
    x = 430,930,316.59/28,535.63
  6. Step 6: Final answer
    x = 15,101.49

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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.