Home / 14,271.80-19,692.74-8,962.85

Finding the Fourth Proportional to 14,271.80, 19,692.74 and 8,962.85

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Solution

The fourth proportional to 14,271.80, 19,692.74 and 8,962.85 is: 12,367.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.80 : 19,692.74 = 8,962.85 : x
  2. Step 2: Convert to fraction form
    14,271.80/19,692.74 = 8,962.85/x
  3. Step 3: Cross multiply
    14,271.80x = 19,692.74 × 8,962.85
  4. Step 4: Simplify right side
    14,271.80x = 176,503,146.35
  5. Step 5: Solve for x
    x = 176,503,146.35/14,271.80
  6. Step 6: Final answer
    x = 12,367.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.