Home / 53,944.10-74,442.86-30,072.31

Finding the Fourth Proportional to 53,944.10, 74,442.86 and 30,072.31

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Solution

The fourth proportional to 53,944.10, 74,442.86 and 30,072.31 is: 41,499.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,944.10 : 74,442.86 = 30,072.31 : x
  2. Step 2: Convert to fraction form
    53,944.10/74,442.86 = 30,072.31/x
  3. Step 3: Cross multiply
    53,944.10x = 74,442.86 × 30,072.31
  4. Step 4: Simplify right side
    53,944.10x = 2,238,669,000.54
  5. Step 5: Solve for x
    x = 2,238,669,000.54/53,944.10
  6. Step 6: Final answer
    x = 41,499.79

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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.