Home / 33,785.28-50,683.68-10,411.20

Finding the Fourth Proportional to 33,785.28, 50,683.68 and 10,411.20

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Solution

The fourth proportional to 33,785.28, 50,683.68 and 10,411.20 is: 15,618.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,785.28 : 50,683.68 = 10,411.20 : x
  2. Step 2: Convert to fraction form
    33,785.28/50,683.68 = 10,411.20/x
  3. Step 3: Cross multiply
    33,785.28x = 50,683.68 × 10,411.20
  4. Step 4: Simplify right side
    33,785.28x = 527,677,929.22
  5. Step 5: Solve for x
    x = 527,677,929.22/33,785.28
  6. Step 6: Final answer
    x = 15,618.57

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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.