Home / 17,777.33-26,673.77-8,424.02

Finding the Fourth Proportional to 17,777.33, 26,673.77 and 8,424.02

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Solution

The fourth proportional to 17,777.33, 26,673.77 and 8,424.02 is: 12,639.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,777.33 : 26,673.77 = 8,424.02 : x
  2. Step 2: Convert to fraction form
    17,777.33/26,673.77 = 8,424.02/x
  3. Step 3: Cross multiply
    17,777.33x = 26,673.77 × 8,424.02
  4. Step 4: Simplify right side
    17,777.33x = 224,700,459.70
  5. Step 5: Solve for x
    x = 224,700,459.70/17,777.33
  6. Step 6: Final answer
    x = 12,639.72

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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.