Home / 14,271.04-19,812.64-13,843.36

Finding the Fourth Proportional to 14,271.04, 19,812.64 and 13,843.36

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Solution

The fourth proportional to 14,271.04, 19,812.64 and 13,843.36 is: 19,218.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.04 : 19,812.64 = 13,843.36 : x
  2. Step 2: Convert to fraction form
    14,271.04/19,812.64 = 13,843.36/x
  3. Step 3: Cross multiply
    14,271.04x = 19,812.64 × 13,843.36
  4. Step 4: Simplify right side
    14,271.04x = 274,273,508.07
  5. Step 5: Solve for x
    x = 274,273,508.07/14,271.04
  6. Step 6: Final answer
    x = 19,218.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.