Home / 41,152.08-61,731.02-20,370

Finding the Fourth Proportional to 41,152.08, 61,731.02 and 20,370

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Solution

The fourth proportional to 41,152.08, 61,731.02 and 20,370 is: 30,556.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,152.08 : 61,731.02 = 20,370 : x
  2. Step 2: Convert to fraction form
    41,152.08/61,731.02 = 20,370/x
  3. Step 3: Cross multiply
    41,152.08x = 61,731.02 × 20,370
  4. Step 4: Simplify right side
    41,152.08x = 1,257,460,877.40
  5. Step 5: Solve for x
    x = 1,257,460,877.40/41,152.08
  6. Step 6: Final answer
    x = 30,556.44

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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.