Home / 35,120.71-52,689.39-10,161.35

Finding the Fourth Proportional to 35,120.71, 52,689.39 and 10,161.35

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Solution

The fourth proportional to 35,120.71, 52,689.39 and 10,161.35 is: 15,244.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,120.71 : 52,689.39 = 10,161.35 : x
  2. Step 2: Convert to fraction form
    35,120.71/52,689.39 = 10,161.35/x
  3. Step 3: Cross multiply
    35,120.71x = 52,689.39 × 10,161.35
  4. Step 4: Simplify right side
    35,120.71x = 535,395,229.11
  5. Step 5: Solve for x
    x = 535,395,229.11/35,120.71
  6. Step 6: Final answer
    x = 15,244.43

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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.