Home / 14,296.98-21,444.81-3,908.70

Finding the Fourth Proportional to 14,296.98, 21,444.81 and 3,908.70

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Solution

The fourth proportional to 14,296.98, 21,444.81 and 3,908.70 is: 5,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,296.98 : 21,444.81 = 3,908.70 : x
  2. Step 2: Convert to fraction form
    14,296.98/21,444.81 = 3,908.70/x
  3. Step 3: Cross multiply
    14,296.98x = 21,444.81 × 3,908.70
  4. Step 4: Simplify right side
    14,296.98x = 83,821,328.85
  5. Step 5: Solve for x
    x = 83,821,328.85/14,296.98
  6. Step 6: Final answer
    x = 5,862.87

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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.