Home / 14,050.72-21,051.42-12,525.40

Finding the Fourth Proportional to 14,050.72, 21,051.42 and 12,525.40

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Solution

The fourth proportional to 14,050.72, 21,051.42 and 12,525.40 is: 18,766.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050.72 : 21,051.42 = 12,525.40 : x
  2. Step 2: Convert to fraction form
    14,050.72/21,051.42 = 12,525.40/x
  3. Step 3: Cross multiply
    14,050.72x = 21,051.42 × 12,525.40
  4. Step 4: Simplify right side
    14,050.72x = 263,677,456.07
  5. Step 5: Solve for x
    x = 263,677,456.07/14,050.72
  6. Step 6: Final answer
    x = 18,766.12

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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.