Home / 27,533.48-37,993.84-15,269.28

Finding the Fourth Proportional to 27,533.48, 37,993.84 and 15,269.28

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Solution

The fourth proportional to 27,533.48, 37,993.84 and 15,269.28 is: 21,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,533.48 : 37,993.84 = 15,269.28 : x
  2. Step 2: Convert to fraction form
    27,533.48/37,993.84 = 15,269.28/x
  3. Step 3: Cross multiply
    27,533.48x = 37,993.84 × 15,269.28
  4. Step 4: Simplify right side
    27,533.48x = 580,138,391.27
  5. Step 5: Solve for x
    x = 580,138,391.27/27,533.48
  6. Step 6: Final answer
    x = 21,070.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.