Home / 19,153.94-28,730.88-10,444.19

Finding the Fourth Proportional to 19,153.94, 28,730.88 and 10,444.19

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Solution

The fourth proportional to 19,153.94, 28,730.88 and 10,444.19 is: 15,666.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,153.94 : 28,730.88 = 10,444.19 : x
  2. Step 2: Convert to fraction form
    19,153.94/28,730.88 = 10,444.19/x
  3. Step 3: Cross multiply
    19,153.94x = 28,730.88 × 10,444.19
  4. Step 4: Simplify right side
    19,153.94x = 300,070,625.93
  5. Step 5: Solve for x
    x = 300,070,625.93/19,153.94
  6. Step 6: Final answer
    x = 15,666.27

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Similar ratio
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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.