Home / 35,144.69-48,500.87-20,039.58

Finding the Fourth Proportional to 35,144.69, 48,500.87 and 20,039.58

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Solution

The fourth proportional to 35,144.69, 48,500.87 and 20,039.58 is: 27,655.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,144.69 : 48,500.87 = 20,039.58 : x
  2. Step 2: Convert to fraction form
    35,144.69/48,500.87 = 20,039.58/x
  3. Step 3: Cross multiply
    35,144.69x = 48,500.87 × 20,039.58
  4. Step 4: Simplify right side
    35,144.69x = 971,936,964.24
  5. Step 5: Solve for x
    x = 971,936,964.24/35,144.69
  6. Step 6: Final answer
    x = 27,655.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.