Home / 14,389.45-21,587.13-6,069.49

Finding the Fourth Proportional to 14,389.45, 21,587.13 and 6,069.49

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Solution

The fourth proportional to 14,389.45, 21,587.13 and 6,069.49 is: 9,105.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.45 : 21,587.13 = 6,069.49 : x
  2. Step 2: Convert to fraction form
    14,389.45/21,587.13 = 6,069.49/x
  3. Step 3: Cross multiply
    14,389.45x = 21,587.13 × 6,069.49
  4. Step 4: Simplify right side
    14,389.45x = 131,022,869.66
  5. Step 5: Solve for x
    x = 131,022,869.66/14,389.45
  6. Step 6: Final answer
    x = 9,105.48

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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.