Home / 27,733.16-38,271.20-15,796.20

Finding the Fourth Proportional to 27,733.16, 38,271.20 and 15,796.20

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Solution

The fourth proportional to 27,733.16, 38,271.20 and 15,796.20 is: 21,798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,733.16 : 38,271.20 = 15,796.20 : x
  2. Step 2: Convert to fraction form
    27,733.16/38,271.20 = 15,796.20/x
  3. Step 3: Cross multiply
    27,733.16x = 38,271.20 × 15,796.20
  4. Step 4: Simplify right side
    27,733.16x = 604,539,529.44
  5. Step 5: Solve for x
    x = 604,539,529.44/27,733.16
  6. Step 6: Final answer
    x = 21,798.44

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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.