Home / 29,990.45-41,384.42-17,242.98

Finding the Fourth Proportional to 29,990.45, 41,384.42 and 17,242.98

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Solution

The fourth proportional to 29,990.45, 41,384.42 and 17,242.98 is: 23,793.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,990.45 : 41,384.42 = 17,242.98 : x
  2. Step 2: Convert to fraction form
    29,990.45/41,384.42 = 17,242.98/x
  3. Step 3: Cross multiply
    29,990.45x = 41,384.42 × 17,242.98
  4. Step 4: Simplify right side
    29,990.45x = 713,590,549.63
  5. Step 5: Solve for x
    x = 713,590,549.63/29,990.45
  6. Step 6: Final answer
    x = 23,793.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.