Home / 19,154.43-28,722.39-6,674.16

Finding the Fourth Proportional to 19,154.43, 28,722.39 and 6,674.16

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Solution

The fourth proportional to 19,154.43, 28,722.39 and 6,674.16 is: 10,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,154.43 : 28,722.39 = 6,674.16 : x
  2. Step 2: Convert to fraction form
    19,154.43/28,722.39 = 6,674.16/x
  3. Step 3: Cross multiply
    19,154.43x = 28,722.39 × 6,674.16
  4. Step 4: Simplify right side
    19,154.43x = 191,697,826.44
  5. Step 5: Solve for x
    x = 191,697,826.44/19,154.43
  6. Step 6: Final answer
    x = 10,008.02

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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.