Home / 53,009.49-73,153.66-28,810.45

Finding the Fourth Proportional to 53,009.49, 73,153.66 and 28,810.45

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Solution

The fourth proportional to 53,009.49, 73,153.66 and 28,810.45 is: 39,758.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,009.49 : 73,153.66 = 28,810.45 : x
  2. Step 2: Convert to fraction form
    53,009.49/73,153.66 = 28,810.45/x
  3. Step 3: Cross multiply
    53,009.49x = 73,153.66 × 28,810.45
  4. Step 4: Simplify right side
    53,009.49x = 2,107,589,863.75
  5. Step 5: Solve for x
    x = 2,107,589,863.75/53,009.49
  6. Step 6: Final answer
    x = 39,758.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.