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Finding the Fourth Proportional to 32,120.94, 48,168.90 and 11,056.98

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Solution

The fourth proportional to 32,120.94, 48,168.90 and 11,056.98 is: 16,581.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,120.94 : 48,168.90 = 11,056.98 : x
  2. Step 2: Convert to fraction form
    32,120.94/48,168.90 = 11,056.98/x
  3. Step 3: Cross multiply
    32,120.94x = 48,168.90 × 11,056.98
  4. Step 4: Simplify right side
    32,120.94x = 532,602,563.92
  5. Step 5: Solve for x
    x = 532,602,563.92/32,120.94
  6. Step 6: Final answer
    x = 16,581.16

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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.