Home / 15,333.80-23,000.70-4,945.55

Finding the Fourth Proportional to 15,333.80, 23,000.70 and 4,945.55

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Solution

The fourth proportional to 15,333.80, 23,000.70 and 4,945.55 is: 7,418.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,333.80 : 23,000.70 = 4,945.55 : x
  2. Step 2: Convert to fraction form
    15,333.80/23,000.70 = 4,945.55/x
  3. Step 3: Cross multiply
    15,333.80x = 23,000.70 × 4,945.55
  4. Step 4: Simplify right side
    15,333.80x = 113,751,064.59
  5. Step 5: Solve for x
    x = 113,751,064.59/15,333.80
  6. Step 6: Final answer
    x = 7,418.32

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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.