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Finding the Fourth Proportional to 16,045.44, 24,069.60 and 8,259.72

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Solution

The fourth proportional to 16,045.44, 24,069.60 and 8,259.72 is: 12,390.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,045.44 : 24,069.60 = 8,259.72 : x
  2. Step 2: Convert to fraction form
    16,045.44/24,069.60 = 8,259.72/x
  3. Step 3: Cross multiply
    16,045.44x = 24,069.60 × 8,259.72
  4. Step 4: Simplify right side
    16,045.44x = 198,808,156.51
  5. Step 5: Solve for x
    x = 198,808,156.51/16,045.44
  6. Step 6: Final answer
    x = 12,390.32

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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.