Home / 12,091.14-16,688.43-8,697.24

Finding the Fourth Proportional to 12,091.14, 16,688.43 and 8,697.24

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Solution

The fourth proportional to 12,091.14, 16,688.43 and 8,697.24 is: 12,004.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,091.14 : 16,688.43 = 8,697.24 : x
  2. Step 2: Convert to fraction form
    12,091.14/16,688.43 = 8,697.24/x
  3. Step 3: Cross multiply
    12,091.14x = 16,688.43 × 8,697.24
  4. Step 4: Simplify right side
    12,091.14x = 145,143,280.93
  5. Step 5: Solve for x
    x = 145,143,280.93/12,091.14
  6. Step 6: Final answer
    x = 12,004.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.