Home / 29,096.70-40,148.61-17,158.38

Finding the Fourth Proportional to 29,096.70, 40,148.61 and 17,158.38

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Solution

The fourth proportional to 29,096.70, 40,148.61 and 17,158.38 is: 23,675.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,096.70 : 40,148.61 = 17,158.38 : x
  2. Step 2: Convert to fraction form
    29,096.70/40,148.61 = 17,158.38/x
  3. Step 3: Cross multiply
    29,096.70x = 40,148.61 × 17,158.38
  4. Step 4: Simplify right side
    29,096.70x = 688,885,106.85
  5. Step 5: Solve for x
    x = 688,885,106.85/29,096.70
  6. Step 6: Final answer
    x = 23,675.71

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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.