Home / 16,129.68-22,260.24-9,056.56

Finding the Fourth Proportional to 16,129.68, 22,260.24 and 9,056.56

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Solution

The fourth proportional to 16,129.68, 22,260.24 and 9,056.56 is: 12,498.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129.68 : 22,260.24 = 9,056.56 : x
  2. Step 2: Convert to fraction form
    16,129.68/22,260.24 = 9,056.56/x
  3. Step 3: Cross multiply
    16,129.68x = 22,260.24 × 9,056.56
  4. Step 4: Simplify right side
    16,129.68x = 201,601,199.17
  5. Step 5: Solve for x
    x = 201,601,199.17/16,129.68
  6. Step 6: Final answer
    x = 12,498.77

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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.