Home / 17,557.40-26,333.50-6,461.50

Finding the Fourth Proportional to 17,557.40, 26,333.50 and 6,461.50

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Solution

The fourth proportional to 17,557.40, 26,333.50 and 6,461.50 is: 9,691.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,557.40 : 26,333.50 = 6,461.50 : x
  2. Step 2: Convert to fraction form
    17,557.40/26,333.50 = 6,461.50/x
  3. Step 3: Cross multiply
    17,557.40x = 26,333.50 × 6,461.50
  4. Step 4: Simplify right side
    17,557.40x = 170,153,910.25
  5. Step 5: Solve for x
    x = 170,153,910.25/17,557.40
  6. Step 6: Final answer
    x = 9,691.29

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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.