Home / 14,886.23-22,333.49-12,138.84

Finding the Fourth Proportional to 14,886.23, 22,333.49 and 12,138.84

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Solution

The fourth proportional to 14,886.23, 22,333.49 and 12,138.84 is: 18,211.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,886.23 : 22,333.49 = 12,138.84 : x
  2. Step 2: Convert to fraction form
    14,886.23/22,333.49 = 12,138.84/x
  3. Step 3: Cross multiply
    14,886.23x = 22,333.49 × 12,138.84
  4. Step 4: Simplify right side
    14,886.23x = 271,102,601.06
  5. Step 5: Solve for x
    x = 271,102,601.06/14,886.23
  6. Step 6: Final answer
    x = 18,211.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.