Home / 17,621.89-26,432.03-4,474.51

Finding the Fourth Proportional to 17,621.89, 26,432.03 and 4,474.51

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Solution

The fourth proportional to 17,621.89, 26,432.03 and 4,474.51 is: 6,711.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,621.89 : 26,432.03 = 4,474.51 : x
  2. Step 2: Convert to fraction form
    17,621.89/26,432.03 = 4,474.51/x
  3. Step 3: Cross multiply
    17,621.89x = 26,432.03 × 4,474.51
  4. Step 4: Simplify right side
    17,621.89x = 118,270,360.18
  5. Step 5: Solve for x
    x = 118,270,360.18/17,621.89
  6. Step 6: Final answer
    x = 6,711.56

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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.