Home / 35,211.09-52,820.10-10,251.39

Finding the Fourth Proportional to 35,211.09, 52,820.10 and 10,251.39

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Solution

The fourth proportional to 35,211.09, 52,820.10 and 10,251.39 is: 15,378.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,211.09 : 52,820.10 = 10,251.39 : x
  2. Step 2: Convert to fraction form
    35,211.09/52,820.10 = 10,251.39/x
  3. Step 3: Cross multiply
    35,211.09x = 52,820.10 × 10,251.39
  4. Step 4: Simplify right side
    35,211.09x = 541,479,444.94
  5. Step 5: Solve for x
    x = 541,479,444.94/35,211.09
  6. Step 6: Final answer
    x = 15,378.09

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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.