Home / 14,087.35-21,135.26-5,653.83

Finding the Fourth Proportional to 14,087.35, 21,135.26 and 5,653.83

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Solution

The fourth proportional to 14,087.35, 21,135.26 and 5,653.83 is: 8,482.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087.35 : 21,135.26 = 5,653.83 : x
  2. Step 2: Convert to fraction form
    14,087.35/21,135.26 = 5,653.83/x
  3. Step 3: Cross multiply
    14,087.35x = 21,135.26 × 5,653.83
  4. Step 4: Simplify right side
    14,087.35x = 119,495,260.44
  5. Step 5: Solve for x
    x = 119,495,260.44/14,087.35
  6. Step 6: Final answer
    x = 8,482.45

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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.