Home / 18,858.45-28,291.14-6,208.93

Finding the Fourth Proportional to 18,858.45, 28,291.14 and 6,208.93

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Solution

The fourth proportional to 18,858.45, 28,291.14 and 6,208.93 is: 9,314.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,858.45 : 28,291.14 = 6,208.93 : x
  2. Step 2: Convert to fraction form
    18,858.45/28,291.14 = 6,208.93/x
  3. Step 3: Cross multiply
    18,858.45x = 28,291.14 × 6,208.93
  4. Step 4: Simplify right side
    18,858.45x = 175,657,743.24
  5. Step 5: Solve for x
    x = 175,657,743.24/18,858.45
  6. Step 6: Final answer
    x = 9,314.54

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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.