Home / 31,669.41-47,462.58-17,622.20

Finding the Fourth Proportional to 31,669.41, 47,462.58 and 17,622.20

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Solution

The fourth proportional to 31,669.41, 47,462.58 and 17,622.20 is: 26,410.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,669.41 : 47,462.58 = 17,622.20 : x
  2. Step 2: Convert to fraction form
    31,669.41/47,462.58 = 17,622.20/x
  3. Step 3: Cross multiply
    31,669.41x = 47,462.58 × 17,622.20
  4. Step 4: Simplify right side
    31,669.41x = 836,394,839.96
  5. Step 5: Solve for x
    x = 836,394,839.96/31,669.41
  6. Step 6: Final answer
    x = 26,410.18

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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.