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Finding the Fourth Proportional to 16,566.48, 24,871.59 and 12,892.32

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Solution

The fourth proportional to 16,566.48, 24,871.59 and 12,892.32 is: 19,355.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,566.48 : 24,871.59 = 12,892.32 : x
  2. Step 2: Convert to fraction form
    16,566.48/24,871.59 = 12,892.32/x
  3. Step 3: Cross multiply
    16,566.48x = 24,871.59 × 12,892.32
  4. Step 4: Simplify right side
    16,566.48x = 320,652,497.19
  5. Step 5: Solve for x
    x = 320,652,497.19/16,566.48
  6. Step 6: Final answer
    x = 19,355.50

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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.