Home / 35,215.71-52,832.76-10,255.21

Finding the Fourth Proportional to 35,215.71, 52,832.76 and 10,255.21

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Solution

The fourth proportional to 35,215.71, 52,832.76 and 10,255.21 is: 15,385.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,215.71 : 52,832.76 = 10,255.21 : x
  2. Step 2: Convert to fraction form
    35,215.71/52,832.76 = 10,255.21/x
  3. Step 3: Cross multiply
    35,215.71x = 52,832.76 × 10,255.21
  4. Step 4: Simplify right side
    35,215.71x = 541,810,878.14
  5. Step 5: Solve for x
    x = 541,810,878.14/35,215.71
  6. Step 6: Final answer
    x = 15,385.49

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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.