Home / 35,138.07-52,710.80-11,447.46

Finding the Fourth Proportional to 35,138.07, 52,710.80 and 11,447.46

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Solution

The fourth proportional to 35,138.07, 52,710.80 and 11,447.46 is: 17,172.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,138.07 : 52,710.80 = 11,447.46 : x
  2. Step 2: Convert to fraction form
    35,138.07/52,710.80 = 11,447.46/x
  3. Step 3: Cross multiply
    35,138.07x = 52,710.80 × 11,447.46
  4. Step 4: Simplify right side
    35,138.07x = 603,404,717.33
  5. Step 5: Solve for x
    x = 603,404,717.33/35,138.07
  6. Step 6: Final answer
    x = 17,172.39

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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.