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Finding the Fourth Proportional to 15,998.10, 24,004.35 and 7,674.90

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Solution

The fourth proportional to 15,998.10, 24,004.35 and 7,674.90 is: 11,515.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.10 : 24,004.35 = 7,674.90 : x
  2. Step 2: Convert to fraction form
    15,998.10/24,004.35 = 7,674.90/x
  3. Step 3: Cross multiply
    15,998.10x = 24,004.35 × 7,674.90
  4. Step 4: Simplify right side
    15,998.10x = 184,230,985.82
  5. Step 5: Solve for x
    x = 184,230,985.82/15,998.10
  6. Step 6: Final answer
    x = 11,515.80

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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.