Home / 41,125.02-61,678.30-18,917.07

Finding the Fourth Proportional to 41,125.02, 61,678.30 and 18,917.07

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Solution

The fourth proportional to 41,125.02, 61,678.30 and 18,917.07 is: 28,371.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,125.02 : 61,678.30 = 18,917.07 : x
  2. Step 2: Convert to fraction form
    41,125.02/61,678.30 = 18,917.07/x
  3. Step 3: Cross multiply
    41,125.02x = 61,678.30 × 18,917.07
  4. Step 4: Simplify right side
    41,125.02x = 1,166,772,315.60
  5. Step 5: Solve for x
    x = 1,166,772,315.60/41,125.02
  6. Step 6: Final answer
    x = 28,371.35

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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.