Home / 58,321.14-80,455.46-34,431.81

Finding the Fourth Proportional to 58,321.14, 80,455.46 and 34,431.81

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Solution

The fourth proportional to 58,321.14, 80,455.46 and 34,431.81 is: 47,499.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,321.14 : 80,455.46 = 34,431.81 : x
  2. Step 2: Convert to fraction form
    58,321.14/80,455.46 = 34,431.81/x
  3. Step 3: Cross multiply
    58,321.14x = 80,455.46 × 34,431.81
  4. Step 4: Simplify right side
    58,321.14x = 2,770,226,940.02
  5. Step 5: Solve for x
    x = 2,770,226,940.02/58,321.14
  6. Step 6: Final answer
    x = 47,499.53

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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.