Home / 22,683.46-31,302.48-12,612.12

Finding the Fourth Proportional to 22,683.46, 31,302.48 and 12,612.12

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Solution

The fourth proportional to 22,683.46, 31,302.48 and 12,612.12 is: 17,404.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,683.46 : 31,302.48 = 12,612.12 : x
  2. Step 2: Convert to fraction form
    22,683.46/31,302.48 = 12,612.12/x
  3. Step 3: Cross multiply
    22,683.46x = 31,302.48 × 12,612.12
  4. Step 4: Simplify right side
    22,683.46x = 394,790,477.55
  5. Step 5: Solve for x
    x = 394,790,477.55/22,683.46
  6. Step 6: Final answer
    x = 17,404.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.