Home / 14,379.03-19,737.04-12,771.99

Finding the Fourth Proportional to 14,379.03, 19,737.04 and 12,771.99

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Solution

The fourth proportional to 14,379.03, 19,737.04 and 12,771.99 is: 17,531.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379.03 : 19,737.04 = 12,771.99 : x
  2. Step 2: Convert to fraction form
    14,379.03/19,737.04 = 12,771.99/x
  3. Step 3: Cross multiply
    14,379.03x = 19,737.04 × 12,771.99
  4. Step 4: Simplify right side
    14,379.03x = 252,081,277.51
  5. Step 5: Solve for x
    x = 252,081,277.51/14,379.03
  6. Step 6: Final answer
    x = 17,531.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.