Home / 18,905.04-28,336.08-14,714.10

Finding the Fourth Proportional to 18,905.04, 28,336.08 and 14,714.10

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Solution

The fourth proportional to 18,905.04, 28,336.08 and 14,714.10 is: 22,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,905.04 : 28,336.08 = 14,714.10 : x
  2. Step 2: Convert to fraction form
    18,905.04/28,336.08 = 14,714.10/x
  3. Step 3: Cross multiply
    18,905.04x = 28,336.08 × 14,714.10
  4. Step 4: Simplify right side
    18,905.04x = 416,939,914.73
  5. Step 5: Solve for x
    x = 416,939,914.73/18,905.04
  6. Step 6: Final answer
    x = 22,054.43

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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.