Home / 35,453.20-53,163.54-12,070.12

Finding the Fourth Proportional to 35,453.20, 53,163.54 and 12,070.12

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Solution

The fourth proportional to 35,453.20, 53,163.54 and 12,070.12 is: 18,099.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453.20 : 53,163.54 = 12,070.12 : x
  2. Step 2: Convert to fraction form
    35,453.20/53,163.54 = 12,070.12/x
  3. Step 3: Cross multiply
    35,453.20x = 53,163.54 × 12,070.12
  4. Step 4: Simplify right side
    35,453.20x = 641,690,307.42
  5. Step 5: Solve for x
    x = 641,690,307.42/35,453.20
  6. Step 6: Final answer
    x = 18,099.64

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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.