Home / 34,268.67-47,292.53-20,837.70

Finding the Fourth Proportional to 34,268.67, 47,292.53 and 20,837.70

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Solution

The fourth proportional to 34,268.67, 47,292.53 and 20,837.70 is: 28,757.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,268.67 : 47,292.53 = 20,837.70 : x
  2. Step 2: Convert to fraction form
    34,268.67/47,292.53 = 20,837.70/x
  3. Step 3: Cross multiply
    34,268.67x = 47,292.53 × 20,837.70
  4. Step 4: Simplify right side
    34,268.67x = 985,467,448.19
  5. Step 5: Solve for x
    x = 985,467,448.19/34,268.67
  6. Step 6: Final answer
    x = 28,757.10

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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.