Home / 20,199.23-27,848.88-16,551.71

Finding the Fourth Proportional to 20,199.23, 27,848.88 and 16,551.71

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Solution

The fourth proportional to 20,199.23, 27,848.88 and 16,551.71 is: 22,820.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199.23 : 27,848.88 = 16,551.71 : x
  2. Step 2: Convert to fraction form
    20,199.23/27,848.88 = 16,551.71/x
  3. Step 3: Cross multiply
    20,199.23x = 27,848.88 × 16,551.71
  4. Step 4: Simplify right side
    20,199.23x = 460,946,523.52
  5. Step 5: Solve for x
    x = 460,946,523.52/20,199.23
  6. Step 6: Final answer
    x = 22,820.01

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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.