Home / 11,753.52-16,180.32-9,100.08

Finding the Fourth Proportional to 11,753.52, 16,180.32 and 9,100.08

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Solution

The fourth proportional to 11,753.52, 16,180.32 and 9,100.08 is: 12,527.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,753.52 : 16,180.32 = 9,100.08 : x
  2. Step 2: Convert to fraction form
    11,753.52/16,180.32 = 9,100.08/x
  3. Step 3: Cross multiply
    11,753.52x = 16,180.32 × 9,100.08
  4. Step 4: Simplify right side
    11,753.52x = 147,242,206.43
  5. Step 5: Solve for x
    x = 147,242,206.43/11,753.52
  6. Step 6: Final answer
    x = 12,527.50

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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.