Home / 28,528.57-42,583.84-25,161.86

Finding the Fourth Proportional to 28,528.57, 42,583.84 and 25,161.86

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Solution

The fourth proportional to 28,528.57, 42,583.84 and 25,161.86 is: 37,558.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,528.57 : 42,583.84 = 25,161.86 : x
  2. Step 2: Convert to fraction form
    28,528.57/42,583.84 = 25,161.86/x
  3. Step 3: Cross multiply
    28,528.57x = 42,583.84 × 25,161.86
  4. Step 4: Simplify right side
    28,528.57x = 1,071,488,388.07
  5. Step 5: Solve for x
    x = 1,071,488,388.07/28,528.57
  6. Step 6: Final answer
    x = 37,558.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.