Home / 19,159.68-28,738.56-6,674.88

Finding the Fourth Proportional to 19,159.68, 28,738.56 and 6,674.88

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Solution

The fourth proportional to 19,159.68, 28,738.56 and 6,674.88 is: 10,011.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,159.68 : 28,738.56 = 6,674.88 : x
  2. Step 2: Convert to fraction form
    19,159.68/28,738.56 = 6,674.88/x
  3. Step 3: Cross multiply
    19,159.68x = 28,738.56 × 6,674.88
  4. Step 4: Simplify right side
    19,159.68x = 191,826,439.37
  5. Step 5: Solve for x
    x = 191,826,439.37/19,159.68
  6. Step 6: Final answer
    x = 10,011.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.