Home / 35,070.87-52,571.68-13,998.21

Finding the Fourth Proportional to 35,070.87, 52,571.68 and 13,998.21

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Solution

The fourth proportional to 35,070.87, 52,571.68 and 13,998.21 is: 20,983.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,070.87 : 52,571.68 = 13,998.21 : x
  2. Step 2: Convert to fraction form
    35,070.87/52,571.68 = 13,998.21/x
  3. Step 3: Cross multiply
    35,070.87x = 52,571.68 × 13,998.21
  4. Step 4: Simplify right side
    35,070.87x = 735,909,346.70
  5. Step 5: Solve for x
    x = 735,909,346.70/35,070.87
  6. Step 6: Final answer
    x = 20,983.49

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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.