Home / 22,487.49-30,995.76-15,941.17

Finding the Fourth Proportional to 22,487.49, 30,995.76 and 15,941.17

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Solution

The fourth proportional to 22,487.49, 30,995.76 and 15,941.17 is: 21,972.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,487.49 : 30,995.76 = 15,941.17 : x
  2. Step 2: Convert to fraction form
    22,487.49/30,995.76 = 15,941.17/x
  3. Step 3: Cross multiply
    22,487.49x = 30,995.76 × 15,941.17
  4. Step 4: Simplify right side
    22,487.49x = 494,108,777.96
  5. Step 5: Solve for x
    x = 494,108,777.96/22,487.49
  6. Step 6: Final answer
    x = 21,972.61

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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.