Home / 17,911.72-26,888.34-9,607.95

Finding the Fourth Proportional to 17,911.72, 26,888.34 and 9,607.95

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Solution

The fourth proportional to 17,911.72, 26,888.34 and 9,607.95 is: 14,423.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,911.72 : 26,888.34 = 9,607.95 : x
  2. Step 2: Convert to fraction form
    17,911.72/26,888.34 = 9,607.95/x
  3. Step 3: Cross multiply
    17,911.72x = 26,888.34 × 9,607.95
  4. Step 4: Simplify right side
    17,911.72x = 258,341,826.30
  5. Step 5: Solve for x
    x = 258,341,826.30/17,911.72
  6. Step 6: Final answer
    x = 14,423.06

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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.