Home / 35,538.56-53,320.26-15,815.24

Finding the Fourth Proportional to 35,538.56, 53,320.26 and 15,815.24

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Solution

The fourth proportional to 35,538.56, 53,320.26 and 15,815.24 is: 23,728.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,538.56 : 53,320.26 = 15,815.24 : x
  2. Step 2: Convert to fraction form
    35,538.56/53,320.26 = 15,815.24/x
  3. Step 3: Cross multiply
    35,538.56x = 53,320.26 × 15,815.24
  4. Step 4: Simplify right side
    35,538.56x = 843,272,708.76
  5. Step 5: Solve for x
    x = 843,272,708.76/35,538.56
  6. Step 6: Final answer
    x = 23,728.39

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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.