Home / 35,911.51-53,849.24-20,923.48

Finding the Fourth Proportional to 35,911.51, 53,849.24 and 20,923.48

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Solution

The fourth proportional to 35,911.51, 53,849.24 and 20,923.48 is: 31,374.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,911.51 : 53,849.24 = 20,923.48 : x
  2. Step 2: Convert to fraction form
    35,911.51/53,849.24 = 20,923.48/x
  3. Step 3: Cross multiply
    35,911.51x = 53,849.24 × 20,923.48
  4. Step 4: Simplify right side
    35,911.51x = 1,126,713,496.16
  5. Step 5: Solve for x
    x = 1,126,713,496.16/35,911.51
  6. Step 6: Final answer
    x = 31,374.72

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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.