Home / 13,337.87-19,995.46-5,333.45

Finding the Fourth Proportional to 13,337.87, 19,995.46 and 5,333.45

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Solution

The fourth proportional to 13,337.87, 19,995.46 and 5,333.45 is: 7,995.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.87 : 19,995.46 = 5,333.45 : x
  2. Step 2: Convert to fraction form
    13,337.87/19,995.46 = 5,333.45/x
  3. Step 3: Cross multiply
    13,337.87x = 19,995.46 × 5,333.45
  4. Step 4: Simplify right side
    13,337.87x = 106,644,672.83
  5. Step 5: Solve for x
    x = 106,644,672.83/13,337.87
  6. Step 6: Final answer
    x = 7,995.63

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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.