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Finding the Fourth Proportional to 29,554.76, 40,800.62 and 22,825.28

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Solution

The fourth proportional to 29,554.76, 40,800.62 and 22,825.28 is: 31,510.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,554.76 : 40,800.62 = 22,825.28 : x
  2. Step 2: Convert to fraction form
    29,554.76/40,800.62 = 22,825.28/x
  3. Step 3: Cross multiply
    29,554.76x = 40,800.62 × 22,825.28
  4. Step 4: Simplify right side
    29,554.76x = 931,285,563.55
  5. Step 5: Solve for x
    x = 931,285,563.55/29,554.76
  6. Step 6: Final answer
    x = 31,510.51

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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.