Home / 19,228.67-28,850.70-9,365.30

Finding the Fourth Proportional to 19,228.67, 28,850.70 and 9,365.30

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Solution

The fourth proportional to 19,228.67, 28,850.70 and 9,365.30 is: 14,051.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.67 : 28,850.70 = 9,365.30 : x
  2. Step 2: Convert to fraction form
    19,228.67/28,850.70 = 9,365.30/x
  3. Step 3: Cross multiply
    19,228.67x = 28,850.70 × 9,365.30
  4. Step 4: Simplify right side
    19,228.67x = 270,195,460.71
  5. Step 5: Solve for x
    x = 270,195,460.71/19,228.67
  6. Step 6: Final answer
    x = 14,051.70

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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.