Home / 19,184.16-28,740.58-10,426.44

Finding the Fourth Proportional to 19,184.16, 28,740.58 and 10,426.44

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Solution

The fourth proportional to 19,184.16, 28,740.58 and 10,426.44 is: 15,620.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,184.16 : 28,740.58 = 10,426.44 : x
  2. Step 2: Convert to fraction form
    19,184.16/28,740.58 = 10,426.44/x
  3. Step 3: Cross multiply
    19,184.16x = 28,740.58 × 10,426.44
  4. Step 4: Simplify right side
    19,184.16x = 299,661,932.94
  5. Step 5: Solve for x
    x = 299,661,932.94/19,184.16
  6. Step 6: Final answer
    x = 15,620.28

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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.