Home / 17,421.42-26,126.61-5,731.92

Finding the Fourth Proportional to 17,421.42, 26,126.61 and 5,731.92

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Solution

The fourth proportional to 17,421.42, 26,126.61 and 5,731.92 is: 8,596.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,421.42 : 26,126.61 = 5,731.92 : x
  2. Step 2: Convert to fraction form
    17,421.42/26,126.61 = 5,731.92/x
  3. Step 3: Cross multiply
    17,421.42x = 26,126.61 × 5,731.92
  4. Step 4: Simplify right side
    17,421.42x = 149,755,638.39
  5. Step 5: Solve for x
    x = 149,755,638.39/17,421.42
  6. Step 6: Final answer
    x = 8,596.06

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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.