Home / 12,814.45-19,223.73-4,051.42

Finding the Fourth Proportional to 12,814.45, 19,223.73 and 4,051.42

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Solution

The fourth proportional to 12,814.45, 19,223.73 and 4,051.42 is: 6,077.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,814.45 : 19,223.73 = 4,051.42 : x
  2. Step 2: Convert to fraction form
    12,814.45/19,223.73 = 4,051.42/x
  3. Step 3: Cross multiply
    12,814.45x = 19,223.73 × 4,051.42
  4. Step 4: Simplify right side
    12,814.45x = 77,883,356.14
  5. Step 5: Solve for x
    x = 77,883,356.14/12,814.45
  6. Step 6: Final answer
    x = 6,077.77

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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.