Home / 27,280.02-37,640.77-15,947.32

Finding the Fourth Proportional to 27,280.02, 37,640.77 and 15,947.32

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Solution

The fourth proportional to 27,280.02, 37,640.77 and 15,947.32 is: 22,003.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,280.02 : 37,640.77 = 15,947.32 : x
  2. Step 2: Convert to fraction form
    27,280.02/37,640.77 = 15,947.32/x
  3. Step 3: Cross multiply
    27,280.02x = 37,640.77 × 15,947.32
  4. Step 4: Simplify right side
    27,280.02x = 600,269,404.24
  5. Step 5: Solve for x
    x = 600,269,404.24/27,280.02
  6. Step 6: Final answer
    x = 22,003.99

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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.