Home / 28,541.38-42,824.32-11,023.51

Finding the Fourth Proportional to 28,541.38, 42,824.32 and 11,023.51

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Solution

The fourth proportional to 28,541.38, 42,824.32 and 11,023.51 is: 16,539.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,541.38 : 42,824.32 = 11,023.51 : x
  2. Step 2: Convert to fraction form
    28,541.38/42,824.32 = 11,023.51/x
  3. Step 3: Cross multiply
    28,541.38x = 42,824.32 × 11,023.51
  4. Step 4: Simplify right side
    28,541.38x = 472,074,185.14
  5. Step 5: Solve for x
    x = 472,074,185.14/28,541.38
  6. Step 6: Final answer
    x = 16,539.99

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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.