Home / 53,691.41-74,131.21-33,557.34

Finding the Fourth Proportional to 53,691.41, 74,131.21 and 33,557.34

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Solution

The fourth proportional to 53,691.41, 74,131.21 and 33,557.34 is: 46,332.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,691.41 : 74,131.21 = 33,557.34 : x
  2. Step 2: Convert to fraction form
    53,691.41/74,131.21 = 33,557.34/x
  3. Step 3: Cross multiply
    53,691.41x = 74,131.21 × 33,557.34
  4. Step 4: Simplify right side
    53,691.41x = 2,487,646,260.53
  5. Step 5: Solve for x
    x = 2,487,646,260.53/53,691.41
  6. Step 6: Final answer
    x = 46,332.30

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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.