Home / 51,765.66-71,440.47-29,107.26

Finding the Fourth Proportional to 51,765.66, 71,440.47 and 29,107.26

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Solution

The fourth proportional to 51,765.66, 71,440.47 and 29,107.26 is: 40,170.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,765.66 : 71,440.47 = 29,107.26 : x
  2. Step 2: Convert to fraction form
    51,765.66/71,440.47 = 29,107.26/x
  3. Step 3: Cross multiply
    51,765.66x = 71,440.47 × 29,107.26
  4. Step 4: Simplify right side
    51,765.66x = 2,079,436,334.81
  5. Step 5: Solve for x
    x = 2,079,436,334.81/51,765.66
  6. Step 6: Final answer
    x = 40,170.19

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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.