Home / 35,914.88-53,878.02-10,949.21

Finding the Fourth Proportional to 35,914.88, 53,878.02 and 10,949.21

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Solution

The fourth proportional to 35,914.88, 53,878.02 and 10,949.21 is: 16,425.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,914.88 : 53,878.02 = 10,949.21 : x
  2. Step 2: Convert to fraction form
    35,914.88/53,878.02 = 10,949.21/x
  3. Step 3: Cross multiply
    35,914.88x = 53,878.02 × 10,949.21
  4. Step 4: Simplify right side
    35,914.88x = 589,921,755.36
  5. Step 5: Solve for x
    x = 589,921,755.36/35,914.88
  6. Step 6: Final answer
    x = 16,425.55

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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.