Home / 53,296.86-73,559.30-31,787.99

Finding the Fourth Proportional to 53,296.86, 73,559.30 and 31,787.99

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Solution

The fourth proportional to 53,296.86, 73,559.30 and 31,787.99 is: 43,873.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,296.86 : 73,559.30 = 31,787.99 : x
  2. Step 2: Convert to fraction form
    53,296.86/73,559.30 = 31,787.99/x
  3. Step 3: Cross multiply
    53,296.86x = 73,559.30 × 31,787.99
  4. Step 4: Simplify right side
    53,296.86x = 2,338,301,766.07
  5. Step 5: Solve for x
    x = 2,338,301,766.07/53,296.86
  6. Step 6: Final answer
    x = 43,873.16

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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.