Home / 33,612.77-50,419.15-12,554.45

Finding the Fourth Proportional to 33,612.77, 50,419.15 and 12,554.45

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Solution

The fourth proportional to 33,612.77, 50,419.15 and 12,554.45 is: 18,831.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,612.77 : 50,419.15 = 12,554.45 : x
  2. Step 2: Convert to fraction form
    33,612.77/50,419.15 = 12,554.45/x
  3. Step 3: Cross multiply
    33,612.77x = 50,419.15 × 12,554.45
  4. Step 4: Simplify right side
    33,612.77x = 632,984,792.38
  5. Step 5: Solve for x
    x = 632,984,792.38/33,612.77
  6. Step 6: Final answer
    x = 18,831.68

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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.