Home / 53,691.54-74,131.39-33,557.47

Finding the Fourth Proportional to 53,691.54, 74,131.39 and 33,557.47

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Solution

The fourth proportional to 53,691.54, 74,131.39 and 33,557.47 is: 46,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,691.54 : 74,131.39 = 33,557.47 : x
  2. Step 2: Convert to fraction form
    53,691.54/74,131.39 = 33,557.47/x
  3. Step 3: Cross multiply
    53,691.54x = 74,131.39 × 33,557.47
  4. Step 4: Simplify right side
    53,691.54x = 2,487,661,357.54
  5. Step 5: Solve for x
    x = 2,487,661,357.54/53,691.54
  6. Step 6: Final answer
    x = 46,332.47

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1.5x scale

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.