Home / 14,019.39-21,025.84-4,156.29

Finding the Fourth Proportional to 14,019.39, 21,025.84 and 4,156.29

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Solution

The fourth proportional to 14,019.39, 21,025.84 and 4,156.29 is: 6,233.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019.39 : 21,025.84 = 4,156.29 : x
  2. Step 2: Convert to fraction form
    14,019.39/21,025.84 = 4,156.29/x
  3. Step 3: Cross multiply
    14,019.39x = 21,025.84 × 4,156.29
  4. Step 4: Simplify right side
    14,019.39x = 87,389,488.53
  5. Step 5: Solve for x
    x = 87,389,488.53/14,019.39
  6. Step 6: Final answer
    x = 6,233.47

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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.