Home / 51,760.75-71,420.28-29,096.74

Finding the Fourth Proportional to 51,760.75, 71,420.28 and 29,096.74

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Solution

The fourth proportional to 51,760.75, 71,420.28 and 29,096.74 is: 40,148.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,760.75 : 71,420.28 = 29,096.74 : x
  2. Step 2: Convert to fraction form
    51,760.75/71,420.28 = 29,096.74/x
  3. Step 3: Cross multiply
    51,760.75x = 71,420.28 × 29,096.74
  4. Step 4: Simplify right side
    51,760.75x = 2,078,097,317.89
  5. Step 5: Solve for x
    x = 2,078,097,317.89/51,760.75
  6. Step 6: Final answer
    x = 40,148.13

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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.