Home / 19,630.64-27,094.95-12,081.84

Finding the Fourth Proportional to 19,630.64, 27,094.95 and 12,081.84

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Solution

The fourth proportional to 19,630.64, 27,094.95 and 12,081.84 is: 16,675.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,630.64 : 27,094.95 = 12,081.84 : x
  2. Step 2: Convert to fraction form
    19,630.64/27,094.95 = 12,081.84/x
  3. Step 3: Cross multiply
    19,630.64x = 27,094.95 × 12,081.84
  4. Step 4: Simplify right side
    19,630.64x = 327,356,850.71
  5. Step 5: Solve for x
    x = 327,356,850.71/19,630.64
  6. Step 6: Final answer
    x = 16,675.82

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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.