Home / 13,703.14-20,554.80-4,342.96

Finding the Fourth Proportional to 13,703.14, 20,554.80 and 4,342.96

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Solution

The fourth proportional to 13,703.14, 20,554.80 and 4,342.96 is: 6,514.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,703.14 : 20,554.80 = 4,342.96 : x
  2. Step 2: Convert to fraction form
    13,703.14/20,554.80 = 4,342.96/x
  3. Step 3: Cross multiply
    13,703.14x = 20,554.80 × 4,342.96
  4. Step 4: Simplify right side
    13,703.14x = 89,268,674.21
  5. Step 5: Solve for x
    x = 89,268,674.21/13,703.14
  6. Step 6: Final answer
    x = 6,514.47

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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.