Home / 16,129.08-22,260.18-9,055.50

Finding the Fourth Proportional to 16,129.08, 22,260.18 and 9,055.50

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Solution

The fourth proportional to 16,129.08, 22,260.18 and 9,055.50 is: 12,497.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129.08 : 22,260.18 = 9,055.50 : x
  2. Step 2: Convert to fraction form
    16,129.08/22,260.18 = 9,055.50/x
  3. Step 3: Cross multiply
    16,129.08x = 22,260.18 × 9,055.50
  4. Step 4: Simplify right side
    16,129.08x = 201,577,059.99
  5. Step 5: Solve for x
    x = 201,577,059.99/16,129.08
  6. Step 6: Final answer
    x = 12,497.74

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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.