Home / 25,533.49-38,271.85-19,273.20

Finding the Fourth Proportional to 25,533.49, 38,271.85 and 19,273.20

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Solution

The fourth proportional to 25,533.49, 38,271.85 and 19,273.20 is: 28,888.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,533.49 : 38,271.85 = 19,273.20 : x
  2. Step 2: Convert to fraction form
    25,533.49/38,271.85 = 19,273.20/x
  3. Step 3: Cross multiply
    25,533.49x = 38,271.85 × 19,273.20
  4. Step 4: Simplify right side
    25,533.49x = 737,620,923.05
  5. Step 5: Solve for x
    x = 737,620,923.05/25,533.49
  6. Step 6: Final answer
    x = 28,888.37

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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.