Home / 35,827.66-53,764.80-13,641.22

Finding the Fourth Proportional to 35,827.66, 53,764.80 and 13,641.22

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Solution

The fourth proportional to 35,827.66, 53,764.80 and 13,641.22 is: 20,470.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,827.66 : 53,764.80 = 13,641.22 : x
  2. Step 2: Convert to fraction form
    35,827.66/53,764.80 = 13,641.22/x
  3. Step 3: Cross multiply
    35,827.66x = 53,764.80 × 13,641.22
  4. Step 4: Simplify right side
    35,827.66x = 733,417,465.06
  5. Step 5: Solve for x
    x = 733,417,465.06/35,827.66
  6. Step 6: Final answer
    x = 20,470.71

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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.