Home / 17,541.12-26,289.36-7,677.76

Finding the Fourth Proportional to 17,541.12, 26,289.36 and 7,677.76

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Solution

The fourth proportional to 17,541.12, 26,289.36 and 7,677.76 is: 11,506.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,541.12 : 26,289.36 = 7,677.76 : x
  2. Step 2: Convert to fraction form
    17,541.12/26,289.36 = 7,677.76/x
  3. Step 3: Cross multiply
    17,541.12x = 26,289.36 × 7,677.76
  4. Step 4: Simplify right side
    17,541.12x = 201,843,396.63
  5. Step 5: Solve for x
    x = 201,843,396.63/17,541.12
  6. Step 6: Final answer
    x = 11,506.87

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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.