Home / 15,550.98-23,326.41-12,948.42

Finding the Fourth Proportional to 15,550.98, 23,326.41 and 12,948.42

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Solution

The fourth proportional to 15,550.98, 23,326.41 and 12,948.42 is: 19,422.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550.98 : 23,326.41 = 12,948.42 : x
  2. Step 2: Convert to fraction form
    15,550.98/23,326.41 = 12,948.42/x
  3. Step 3: Cross multiply
    15,550.98x = 23,326.41 × 12,948.42
  4. Step 4: Simplify right side
    15,550.98x = 302,040,153.77
  5. Step 5: Solve for x
    x = 302,040,153.77/15,550.98
  6. Step 6: Final answer
    x = 19,422.58

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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.