Home / 19,350.37-26,698.84-12,274.21

Finding the Fourth Proportional to 19,350.37, 26,698.84 and 12,274.21

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Solution

The fourth proportional to 19,350.37, 26,698.84 and 12,274.21 is: 16,935.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350.37 : 26,698.84 = 12,274.21 : x
  2. Step 2: Convert to fraction form
    19,350.37/26,698.84 = 12,274.21/x
  3. Step 3: Cross multiply
    19,350.37x = 26,698.84 × 12,274.21
  4. Step 4: Simplify right side
    19,350.37x = 327,707,168.92
  5. Step 5: Solve for x
    x = 327,707,168.92/19,350.37
  6. Step 6: Final answer
    x = 16,935.45

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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.