Home / 17,564.89-26,357.81-6,479.53

Finding the Fourth Proportional to 17,564.89, 26,357.81 and 6,479.53

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Solution

The fourth proportional to 17,564.89, 26,357.81 and 6,479.53 is: 9,723.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,564.89 : 26,357.81 = 6,479.53 : x
  2. Step 2: Convert to fraction form
    17,564.89/26,357.81 = 6,479.53/x
  3. Step 3: Cross multiply
    17,564.89x = 26,357.81 × 6,479.53
  4. Step 4: Simplify right side
    17,564.89x = 170,786,220.63
  5. Step 5: Solve for x
    x = 170,786,220.63/17,564.89
  6. Step 6: Final answer
    x = 9,723.16

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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.