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Finding the Fourth Proportional to 21,363.29, 32,048.58 and 6,571.88

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Solution

The fourth proportional to 21,363.29, 32,048.58 and 6,571.88 is: 9,858.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,363.29 : 32,048.58 = 6,571.88 : x
  2. Step 2: Convert to fraction form
    21,363.29/32,048.58 = 6,571.88/x
  3. Step 3: Cross multiply
    21,363.29x = 32,048.58 × 6,571.88
  4. Step 4: Simplify right side
    21,363.29x = 210,619,421.93
  5. Step 5: Solve for x
    x = 210,619,421.93/21,363.29
  6. Step 6: Final answer
    x = 9,858.94

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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.