Home / 14,389.50-21,583.26-8,843.70

Finding the Fourth Proportional to 14,389.50, 21,583.26 and 8,843.70

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Solution

The fourth proportional to 14,389.50, 21,583.26 and 8,843.70 is: 13,264.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.50 : 21,583.26 = 8,843.70 : x
  2. Step 2: Convert to fraction form
    14,389.50/21,583.26 = 8,843.70/x
  3. Step 3: Cross multiply
    14,389.50x = 21,583.26 × 8,843.70
  4. Step 4: Simplify right side
    14,389.50x = 190,875,876.46
  5. Step 5: Solve for x
    x = 190,875,876.46/14,389.50
  6. Step 6: Final answer
    x = 13,264.94

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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.