Home / 22,683.96-31,303.17-12,612.62

Finding the Fourth Proportional to 22,683.96, 31,303.17 and 12,612.62

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Solution

The fourth proportional to 22,683.96, 31,303.17 and 12,612.62 is: 17,405.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,683.96 : 31,303.17 = 12,612.62 : x
  2. Step 2: Convert to fraction form
    22,683.96/31,303.17 = 12,612.62/x
  3. Step 3: Cross multiply
    22,683.96x = 31,303.17 × 12,612.62
  4. Step 4: Simplify right side
    22,683.96x = 394,814,831.49
  5. Step 5: Solve for x
    x = 394,814,831.49/22,683.96
  6. Step 6: Final answer
    x = 17,405.02

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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.