Home / 28,250.24-42,374-11,606.10

Finding the Fourth Proportional to 28,250.24, 42,374 and 11,606.10

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Solution

The fourth proportional to 28,250.24, 42,374 and 11,606.10 is: 17,408.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,250.24 : 42,374 = 11,606.10 : x
  2. Step 2: Convert to fraction form
    28,250.24/42,374 = 11,606.10/x
  3. Step 3: Cross multiply
    28,250.24x = 42,374 × 11,606.10
  4. Step 4: Simplify right side
    28,250.24x = 491,796,881.40
  5. Step 5: Solve for x
    x = 491,796,881.40/28,250.24
  6. Step 6: Final answer
    x = 17,408.59

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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.