Home / 19,160.07-28,740.05-6,012.39

Finding the Fourth Proportional to 19,160.07, 28,740.05 and 6,012.39

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Solution

The fourth proportional to 19,160.07, 28,740.05 and 6,012.39 is: 9,018.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.07 : 28,740.05 = 6,012.39 : x
  2. Step 2: Convert to fraction form
    19,160.07/28,740.05 = 6,012.39/x
  3. Step 3: Cross multiply
    19,160.07x = 28,740.05 × 6,012.39
  4. Step 4: Simplify right side
    19,160.07x = 172,796,359.16
  5. Step 5: Solve for x
    x = 172,796,359.16/19,160.07
  6. Step 6: Final answer
    x = 9,018.57

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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.