Home / 18,841.48-28,263.36-6,192.08

Finding the Fourth Proportional to 18,841.48, 28,263.36 and 6,192.08

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Solution

The fourth proportional to 18,841.48, 28,263.36 and 6,192.08 is: 9,288.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841.48 : 28,263.36 = 6,192.08 : x
  2. Step 2: Convert to fraction form
    18,841.48/28,263.36 = 6,192.08/x
  3. Step 3: Cross multiply
    18,841.48x = 28,263.36 × 6,192.08
  4. Step 4: Simplify right side
    18,841.48x = 175,008,986.19
  5. Step 5: Solve for x
    x = 175,008,986.19/18,841.48
  6. Step 6: Final answer
    x = 9,288.49

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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.