Home / 28,798.16-43,197.23-10,078.82

Finding the Fourth Proportional to 28,798.16, 43,197.23 and 10,078.82

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Solution

The fourth proportional to 28,798.16, 43,197.23 and 10,078.82 is: 15,118.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798.16 : 43,197.23 = 10,078.82 : x
  2. Step 2: Convert to fraction form
    28,798.16/43,197.23 = 10,078.82/x
  3. Step 3: Cross multiply
    28,798.16x = 43,197.23 × 10,078.82
  4. Step 4: Simplify right side
    28,798.16x = 435,376,839.29
  5. Step 5: Solve for x
    x = 435,376,839.29/28,798.16
  6. Step 6: Final answer
    x = 15,118.22

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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.