Home / 21,797.96-30,090.32-14,733.95

Finding the Fourth Proportional to 21,797.96, 30,090.32 and 14,733.95

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Solution

The fourth proportional to 21,797.96, 30,090.32 and 14,733.95 is: 20,339.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,797.96 : 30,090.32 = 14,733.95 : x
  2. Step 2: Convert to fraction form
    21,797.96/30,090.32 = 14,733.95/x
  3. Step 3: Cross multiply
    21,797.96x = 30,090.32 × 14,733.95
  4. Step 4: Simplify right side
    21,797.96x = 443,349,101.49
  5. Step 5: Solve for x
    x = 443,349,101.49/21,797.96
  6. Step 6: Final answer
    x = 20,339.02

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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.