Home / 53,690.27-74,129.63-33,556.19

Finding the Fourth Proportional to 53,690.27, 74,129.63 and 33,556.19

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Solution

The fourth proportional to 53,690.27, 74,129.63 and 33,556.19 is: 46,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,690.27 : 74,129.63 = 33,556.19 : x
  2. Step 2: Convert to fraction form
    53,690.27/74,129.63 = 33,556.19/x
  3. Step 3: Cross multiply
    53,690.27x = 74,129.63 × 33,556.19
  4. Step 4: Simplify right side
    53,690.27x = 2,487,507,410.48
  5. Step 5: Solve for x
    x = 2,487,507,410.48/53,690.27
  6. Step 6: Final answer
    x = 46,330.70

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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.