Home / 28,752.03-43,134.12-9,032.58

Finding the Fourth Proportional to 28,752.03, 43,134.12 and 9,032.58

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Solution

The fourth proportional to 28,752.03, 43,134.12 and 9,032.58 is: 13,550.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,752.03 : 43,134.12 = 9,032.58 : x
  2. Step 2: Convert to fraction form
    28,752.03/43,134.12 = 9,032.58/x
  3. Step 3: Cross multiply
    28,752.03x = 43,134.12 × 9,032.58
  4. Step 4: Simplify right side
    28,752.03x = 389,612,389.63
  5. Step 5: Solve for x
    x = 389,612,389.63/28,752.03
  6. Step 6: Final answer
    x = 13,550.78

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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.