Home / 22,125.81-30,533.49-12,054.22

Finding the Fourth Proportional to 22,125.81, 30,533.49 and 12,054.22

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Solution

The fourth proportional to 22,125.81, 30,533.49 and 12,054.22 is: 16,634.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,125.81 : 30,533.49 = 12,054.22 : x
  2. Step 2: Convert to fraction form
    22,125.81/30,533.49 = 12,054.22/x
  3. Step 3: Cross multiply
    22,125.81x = 30,533.49 × 12,054.22
  4. Step 4: Simplify right side
    22,125.81x = 368,057,405.83
  5. Step 5: Solve for x
    x = 368,057,405.83/22,125.81
  6. Step 6: Final answer
    x = 16,634.75

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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.