Home / 53,652-74,039.76-34,789.26

Finding the Fourth Proportional to 53,652, 74,039.76 and 34,789.26

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Solution

The fourth proportional to 53,652, 74,039.76 and 34,789.26 is: 48,009.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,652 : 74,039.76 = 34,789.26 : x
  2. Step 2: Convert to fraction form
    53,652/74,039.76 = 34,789.26/x
  3. Step 3: Cross multiply
    53,652x = 74,039.76 × 34,789.26
  4. Step 4: Simplify right side
    53,652x = 2,575,788,460.98
  5. Step 5: Solve for x
    x = 2,575,788,460.98/53,652
  6. Step 6: Final answer
    x = 48,009.18

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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.