Home / 29,041.38-40,089.34-19,622.70

Finding the Fourth Proportional to 29,041.38, 40,089.34 and 19,622.70

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Solution

The fourth proportional to 29,041.38, 40,089.34 and 19,622.70 is: 27,087.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,041.38 : 40,089.34 = 19,622.70 : x
  2. Step 2: Convert to fraction form
    29,041.38/40,089.34 = 19,622.70/x
  3. Step 3: Cross multiply
    29,041.38x = 40,089.34 × 19,622.70
  4. Step 4: Simplify right side
    29,041.38x = 786,661,042.96
  5. Step 5: Solve for x
    x = 786,661,042.96/29,041.38
  6. Step 6: Final answer
    x = 27,087.59

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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.