Home / 53,784.27-74,216.61-29,907.09

Finding the Fourth Proportional to 53,784.27, 74,216.61 and 29,907.09

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Solution

The fourth proportional to 53,784.27, 74,216.61 and 29,907.09 is: 41,268.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,784.27 : 74,216.61 = 29,907.09 : x
  2. Step 2: Convert to fraction form
    53,784.27/74,216.61 = 29,907.09/x
  3. Step 3: Cross multiply
    53,784.27x = 74,216.61 × 29,907.09
  4. Step 4: Simplify right side
    53,784.27x = 2,219,602,834.76
  5. Step 5: Solve for x
    x = 2,219,602,834.76/53,784.27
  6. Step 6: Final answer
    x = 41,268.62

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Why These Related Problems?

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