Home / 41,340.30-61,970.95-13,242.21

Finding the Fourth Proportional to 41,340.30, 61,970.95 and 13,242.21

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Solution

The fourth proportional to 41,340.30, 61,970.95 and 13,242.21 is: 19,850.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,340.30 : 61,970.95 = 13,242.21 : x
  2. Step 2: Convert to fraction form
    41,340.30/61,970.95 = 13,242.21/x
  3. Step 3: Cross multiply
    41,340.30x = 61,970.95 × 13,242.21
  4. Step 4: Simplify right side
    41,340.30x = 820,632,333.80
  5. Step 5: Solve for x
    x = 820,632,333.80/41,340.30
  6. Step 6: Final answer
    x = 19,850.66

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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.