Home / 14,157.90-21,236.85-4,797.99

Finding the Fourth Proportional to 14,157.90, 21,236.85 and 4,797.99

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Solution

The fourth proportional to 14,157.90, 21,236.85 and 4,797.99 is: 7,196.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,157.90 : 21,236.85 = 4,797.99 : x
  2. Step 2: Convert to fraction form
    14,157.90/21,236.85 = 4,797.99/x
  3. Step 3: Cross multiply
    14,157.90x = 21,236.85 × 4,797.99
  4. Step 4: Simplify right side
    14,157.90x = 101,894,193.93
  5. Step 5: Solve for x
    x = 101,894,193.93/14,157.90
  6. Step 6: Final answer
    x = 7,196.99

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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.