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Finding the Fourth Proportional to 21,697.63, 32,549.90 and 6,701.22

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Solution

The fourth proportional to 21,697.63, 32,549.90 and 6,701.22 is: 10,052.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,697.63 : 32,549.90 = 6,701.22 : x
  2. Step 2: Convert to fraction form
    21,697.63/32,549.90 = 6,701.22/x
  3. Step 3: Cross multiply
    21,697.63x = 32,549.90 × 6,701.22
  4. Step 4: Simplify right side
    21,697.63x = 218,124,007.37
  5. Step 5: Solve for x
    x = 218,124,007.37/21,697.63
  6. Step 6: Final answer
    x = 10,052.90

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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.