Home / 17,826.72-26,731.08-10,433.40

Finding the Fourth Proportional to 17,826.72, 26,731.08 and 10,433.40

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Solution

The fourth proportional to 17,826.72, 26,731.08 and 10,433.40 is: 15,644.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,826.72 : 26,731.08 = 10,433.40 : x
  2. Step 2: Convert to fraction form
    17,826.72/26,731.08 = 10,433.40/x
  3. Step 3: Cross multiply
    17,826.72x = 26,731.08 × 10,433.40
  4. Step 4: Simplify right side
    17,826.72x = 278,896,050.07
  5. Step 5: Solve for x
    x = 278,896,050.07/17,826.72
  6. Step 6: Final answer
    x = 15,644.83

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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.