Home / 17,845.72-26,807.21-11,602.52

Finding the Fourth Proportional to 17,845.72, 26,807.21 and 11,602.52

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Solution

The fourth proportional to 17,845.72, 26,807.21 and 11,602.52 is: 17,428.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.72 : 26,807.21 = 11,602.52 : x
  2. Step 2: Convert to fraction form
    17,845.72/26,807.21 = 11,602.52/x
  3. Step 3: Cross multiply
    17,845.72x = 26,807.21 × 11,602.52
  4. Step 4: Simplify right side
    17,845.72x = 311,031,132.16
  5. Step 5: Solve for x
    x = 311,031,132.16/17,845.72
  6. Step 6: Final answer
    x = 17,428.89

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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.