Home / 41,224.16-61,840.70-13,137.62

Finding the Fourth Proportional to 41,224.16, 61,840.70 and 13,137.62

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Solution

The fourth proportional to 41,224.16, 61,840.70 and 13,137.62 is: 19,707.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,224.16 : 61,840.70 = 13,137.62 : x
  2. Step 2: Convert to fraction form
    41,224.16/61,840.70 = 13,137.62/x
  3. Step 3: Cross multiply
    41,224.16x = 61,840.70 × 13,137.62
  4. Step 4: Simplify right side
    41,224.16x = 812,439,242.24
  5. Step 5: Solve for x
    x = 812,439,242.24/41,224.16
  6. Step 6: Final answer
    x = 19,707.84

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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.