Home / 53,935.18-74,424.39-31,269.44

Finding the Fourth Proportional to 53,935.18, 74,424.39 and 31,269.44

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Solution

The fourth proportional to 53,935.18, 74,424.39 and 31,269.44 is: 43,148.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,935.18 : 74,424.39 = 31,269.44 : x
  2. Step 2: Convert to fraction form
    53,935.18/74,424.39 = 31,269.44/x
  3. Step 3: Cross multiply
    53,935.18x = 74,424.39 × 31,269.44
  4. Step 4: Simplify right side
    53,935.18x = 2,327,208,997.64
  5. Step 5: Solve for x
    x = 2,327,208,997.64/53,935.18
  6. Step 6: Final answer
    x = 43,148.26

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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.