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Finding the Fourth Proportional to 35,820.63, 53,728.11 and 14,754.96

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Solution

The fourth proportional to 35,820.63, 53,728.11 and 14,754.96 is: 22,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,820.63 : 53,728.11 = 14,754.96 : x
  2. Step 2: Convert to fraction form
    35,820.63/53,728.11 = 14,754.96/x
  3. Step 3: Cross multiply
    35,820.63x = 53,728.11 × 14,754.96
  4. Step 4: Simplify right side
    35,820.63x = 792,756,113.93
  5. Step 5: Solve for x
    x = 792,756,113.93/35,820.63
  6. Step 6: Final answer
    x = 22,131.27

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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.