Home / 17,772.48-26,660.64-5,459.52

Finding the Fourth Proportional to 17,772.48, 26,660.64 and 5,459.52

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Solution

The fourth proportional to 17,772.48, 26,660.64 and 5,459.52 is: 8,189.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,772.48 : 26,660.64 = 5,459.52 : x
  2. Step 2: Convert to fraction form
    17,772.48/26,660.64 = 5,459.52/x
  3. Step 3: Cross multiply
    17,772.48x = 26,660.64 × 5,459.52
  4. Step 4: Simplify right side
    17,772.48x = 145,554,297.29
  5. Step 5: Solve for x
    x = 145,554,297.29/17,772.48
  6. Step 6: Final answer
    x = 8,189.87

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1.5x scale

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.