Home / 23,421.09-35,133.47-6,781.37

Finding the Fourth Proportional to 23,421.09, 35,133.47 and 6,781.37

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Solution

The fourth proportional to 23,421.09, 35,133.47 and 6,781.37 is: 10,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,421.09 : 35,133.47 = 6,781.37 : x
  2. Step 2: Convert to fraction form
    23,421.09/35,133.47 = 6,781.37/x
  3. Step 3: Cross multiply
    23,421.09x = 35,133.47 × 6,781.37
  4. Step 4: Simplify right side
    23,421.09x = 238,253,025.55
  5. Step 5: Solve for x
    x = 238,253,025.55/23,421.09
  6. Step 6: Final answer
    x = 10,172.58

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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.