Home / 17,557.17-26,333.16-6,461.28

Finding the Fourth Proportional to 17,557.17, 26,333.16 and 6,461.28

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Solution

The fourth proportional to 17,557.17, 26,333.16 and 6,461.28 is: 9,690.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,557.17 : 26,333.16 = 6,461.28 : x
  2. Step 2: Convert to fraction form
    17,557.17/26,333.16 = 6,461.28/x
  3. Step 3: Cross multiply
    17,557.17x = 26,333.16 × 6,461.28
  4. Step 4: Simplify right side
    17,557.17x = 170,145,920.04
  5. Step 5: Solve for x
    x = 170,145,920.04/17,557.17
  6. Step 6: Final answer
    x = 9,690.97

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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.