Home / 51,683.64-71,318.16-29,025.18

Finding the Fourth Proportional to 51,683.64, 71,318.16 and 29,025.18

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Solution

The fourth proportional to 51,683.64, 71,318.16 and 29,025.18 is: 40,051.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,683.64 : 71,318.16 = 29,025.18 : x
  2. Step 2: Convert to fraction form
    51,683.64/71,318.16 = 29,025.18/x
  3. Step 3: Cross multiply
    51,683.64x = 71,318.16 × 29,025.18
  4. Step 4: Simplify right side
    51,683.64x = 2,070,022,431.27
  5. Step 5: Solve for x
    x = 2,070,022,431.27/51,683.64
  6. Step 6: Final answer
    x = 40,051.79

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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.