Home / 19,441.40-26,814.90-12,716.24

Finding the Fourth Proportional to 19,441.40, 26,814.90 and 12,716.24

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Solution

The fourth proportional to 19,441.40, 26,814.90 and 12,716.24 is: 17,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,441.40 : 26,814.90 = 12,716.24 : x
  2. Step 2: Convert to fraction form
    19,441.40/26,814.90 = 12,716.24/x
  3. Step 3: Cross multiply
    19,441.40x = 26,814.90 × 12,716.24
  4. Step 4: Simplify right side
    19,441.40x = 340,984,703.98
  5. Step 5: Solve for x
    x = 340,984,703.98/19,441.40
  6. Step 6: Final answer
    x = 17,539.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.