Home / 35,883.20-53,824.80-20,079.39

Finding the Fourth Proportional to 35,883.20, 53,824.80 and 20,079.39

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Solution

The fourth proportional to 35,883.20, 53,824.80 and 20,079.39 is: 30,119.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,883.20 : 53,824.80 = 20,079.39 : x
  2. Step 2: Convert to fraction form
    35,883.20/53,824.80 = 20,079.39/x
  3. Step 3: Cross multiply
    35,883.20x = 53,824.80 × 20,079.39
  4. Step 4: Simplify right side
    35,883.20x = 1,080,769,428.01
  5. Step 5: Solve for x
    x = 1,080,769,428.01/35,883.20
  6. Step 6: Final answer
    x = 30,119.09

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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.