Home / 14,069.85-21,094.26-8,521.84

Finding the Fourth Proportional to 14,069.85, 21,094.26 and 8,521.84

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Solution

The fourth proportional to 14,069.85, 21,094.26 and 8,521.84 is: 12,776.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069.85 : 21,094.26 = 8,521.84 : x
  2. Step 2: Convert to fraction form
    14,069.85/21,094.26 = 8,521.84/x
  3. Step 3: Cross multiply
    14,069.85x = 21,094.26 × 8,521.84
  4. Step 4: Simplify right side
    14,069.85x = 179,761,908.64
  5. Step 5: Solve for x
    x = 179,761,908.64/14,069.85
  6. Step 6: Final answer
    x = 12,776.39

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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.