Home / 19,408.93-29,126.86-8,880.24

Finding the Fourth Proportional to 19,408.93, 29,126.86 and 8,880.24

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Solution

The fourth proportional to 19,408.93, 29,126.86 and 8,880.24 is: 13,326.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408.93 : 29,126.86 = 8,880.24 : x
  2. Step 2: Convert to fraction form
    19,408.93/29,126.86 = 8,880.24/x
  3. Step 3: Cross multiply
    19,408.93x = 29,126.86 × 8,880.24
  4. Step 4: Simplify right side
    19,408.93x = 258,653,594.27
  5. Step 5: Solve for x
    x = 258,653,594.27/19,408.93
  6. Step 6: Final answer
    x = 13,326.53

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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.