Home / 14,914.70-22,335.60-7,114.40

Finding the Fourth Proportional to 14,914.70, 22,335.60 and 7,114.40

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Solution

The fourth proportional to 14,914.70, 22,335.60 and 7,114.40 is: 10,654.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,914.70 : 22,335.60 = 7,114.40 : x
  2. Step 2: Convert to fraction form
    14,914.70/22,335.60 = 7,114.40/x
  3. Step 3: Cross multiply
    14,914.70x = 22,335.60 × 7,114.40
  4. Step 4: Simplify right side
    14,914.70x = 158,904,392.64
  5. Step 5: Solve for x
    x = 158,904,392.64/14,914.70
  6. Step 6: Final answer
    x = 10,654.21

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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.