Home / 41,239.07-61,889.70-30,174.30

Finding the Fourth Proportional to 41,239.07, 61,889.70 and 30,174.30

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Solution

The fourth proportional to 41,239.07, 61,889.70 and 30,174.30 is: 45,284.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,239.07 : 61,889.70 = 30,174.30 : x
  2. Step 2: Convert to fraction form
    41,239.07/61,889.70 = 30,174.30/x
  3. Step 3: Cross multiply
    41,239.07x = 61,889.70 × 30,174.30
  4. Step 4: Simplify right side
    41,239.07x = 1,867,478,374.71
  5. Step 5: Solve for x
    x = 1,867,478,374.71/41,239.07
  6. Step 6: Final answer
    x = 45,284.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.