Home / 22,137.57-30,548.95-12,065.81

Finding the Fourth Proportional to 22,137.57, 30,548.95 and 12,065.81

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Solution

The fourth proportional to 22,137.57, 30,548.95 and 12,065.81 is: 16,650.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,137.57 : 30,548.95 = 12,065.81 : x
  2. Step 2: Convert to fraction form
    22,137.57/30,548.95 = 12,065.81/x
  3. Step 3: Cross multiply
    22,137.57x = 30,548.95 × 12,065.81
  4. Step 4: Simplify right side
    22,137.57x = 368,597,643.49
  5. Step 5: Solve for x
    x = 368,597,643.49/22,137.57
  6. Step 6: Final answer
    x = 16,650.32

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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.