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Finding the Fourth Proportional to 21,497.58, 32,244.84 and 6,705.06

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Solution

The fourth proportional to 21,497.58, 32,244.84 and 6,705.06 is: 10,057.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,497.58 : 32,244.84 = 6,705.06 : x
  2. Step 2: Convert to fraction form
    21,497.58/32,244.84 = 6,705.06/x
  3. Step 3: Cross multiply
    21,497.58x = 32,244.84 × 6,705.06
  4. Step 4: Simplify right side
    21,497.58x = 216,203,586.89
  5. Step 5: Solve for x
    x = 216,203,586.89/21,497.58
  6. Step 6: Final answer
    x = 10,057.11

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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.