Home / 19,333.03-28,947.58-12,274.83

Finding the Fourth Proportional to 19,333.03, 28,947.58 and 12,274.83

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Solution

The fourth proportional to 19,333.03, 28,947.58 and 12,274.83 is: 18,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,333.03 : 28,947.58 = 12,274.83 : x
  2. Step 2: Convert to fraction form
    19,333.03/28,947.58 = 12,274.83/x
  3. Step 3: Cross multiply
    19,333.03x = 28,947.58 × 12,274.83
  4. Step 4: Simplify right side
    19,333.03x = 355,326,623.41
  5. Step 5: Solve for x
    x = 355,326,623.41/19,333.03
  6. Step 6: Final answer
    x = 18,379.25

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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.