Home / 14,449.14-21,567.36-13,393.98

Finding the Fourth Proportional to 14,449.14, 21,567.36 and 13,393.98

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Solution

The fourth proportional to 14,449.14, 21,567.36 and 13,393.98 is: 19,992.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449.14 : 21,567.36 = 13,393.98 : x
  2. Step 2: Convert to fraction form
    14,449.14/21,567.36 = 13,393.98/x
  3. Step 3: Cross multiply
    14,449.14x = 21,567.36 × 13,393.98
  4. Step 4: Simplify right side
    14,449.14x = 288,872,788.49
  5. Step 5: Solve for x
    x = 288,872,788.49/14,449.14
  6. Step 6: Final answer
    x = 19,992.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.