Home / 35,131.70-52,689.78-10,166.28

Finding the Fourth Proportional to 35,131.70, 52,689.78 and 10,166.28

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Solution

The fourth proportional to 35,131.70, 52,689.78 and 10,166.28 is: 15,247.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131.70 : 52,689.78 = 10,166.28 : x
  2. Step 2: Convert to fraction form
    35,131.70/52,689.78 = 10,166.28/x
  3. Step 3: Cross multiply
    35,131.70x = 52,689.78 × 10,166.28
  4. Step 4: Simplify right side
    35,131.70x = 535,659,056.62
  5. Step 5: Solve for x
    x = 535,659,056.62/35,131.70
  6. Step 6: Final answer
    x = 15,247.17

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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.