Home / 19,094.40-28,649.70-9,228.60

Finding the Fourth Proportional to 19,094.40, 28,649.70 and 9,228.60

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Solution

The fourth proportional to 19,094.40, 28,649.70 and 9,228.60 is: 13,846.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,094.40 : 28,649.70 = 9,228.60 : x
  2. Step 2: Convert to fraction form
    19,094.40/28,649.70 = 9,228.60/x
  3. Step 3: Cross multiply
    19,094.40x = 28,649.70 × 9,228.60
  4. Step 4: Simplify right side
    19,094.40x = 264,396,621.42
  5. Step 5: Solve for x
    x = 264,396,621.42/19,094.40
  6. Step 6: Final answer
    x = 13,846.81

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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.