Home / 19,364.58-29,049.91-8,271.33

Finding the Fourth Proportional to 19,364.58, 29,049.91 and 8,271.33

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Solution

The fourth proportional to 19,364.58, 29,049.91 and 8,271.33 is: 12,408.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,364.58 : 29,049.91 = 8,271.33 : x
  2. Step 2: Convert to fraction form
    19,364.58/29,049.91 = 8,271.33/x
  3. Step 3: Cross multiply
    19,364.58x = 29,049.91 × 8,271.33
  4. Step 4: Simplify right side
    19,364.58x = 240,281,371.40
  5. Step 5: Solve for x
    x = 240,281,371.40/19,364.58
  6. Step 6: Final answer
    x = 12,408.29

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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.