Home / 51,310.96-70,804.42-30,086.24

Finding the Fourth Proportional to 51,310.96, 70,804.42 and 30,086.24

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Solution

The fourth proportional to 51,310.96, 70,804.42 and 30,086.24 is: 41,516.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,310.96 : 70,804.42 = 30,086.24 : x
  2. Step 2: Convert to fraction form
    51,310.96/70,804.42 = 30,086.24/x
  3. Step 3: Cross multiply
    51,310.96x = 70,804.42 × 30,086.24
  4. Step 4: Simplify right side
    51,310.96x = 2,130,238,773.18
  5. Step 5: Solve for x
    x = 2,130,238,773.18/51,310.96
  6. Step 6: Final answer
    x = 41,516.25

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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.