Home / 35,359.76-53,036.82-20,559.24

Finding the Fourth Proportional to 35,359.76, 53,036.82 and 20,559.24

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Solution

The fourth proportional to 35,359.76, 53,036.82 and 20,559.24 is: 30,837.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,359.76 : 53,036.82 = 20,559.24 : x
  2. Step 2: Convert to fraction form
    35,359.76/53,036.82 = 20,559.24/x
  3. Step 3: Cross multiply
    35,359.76x = 53,036.82 × 20,559.24
  4. Step 4: Simplify right side
    35,359.76x = 1,090,396,711.22
  5. Step 5: Solve for x
    x = 1,090,396,711.22/35,359.76
  6. Step 6: Final answer
    x = 30,837.22

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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.