Home / 25,949.70-35,814.06-14,621.40

Finding the Fourth Proportional to 25,949.70, 35,814.06 and 14,621.40

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Solution

The fourth proportional to 25,949.70, 35,814.06 and 14,621.40 is: 20,179.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,949.70 : 35,814.06 = 14,621.40 : x
  2. Step 2: Convert to fraction form
    25,949.70/35,814.06 = 14,621.40/x
  3. Step 3: Cross multiply
    25,949.70x = 35,814.06 × 14,621.40
  4. Step 4: Simplify right side
    25,949.70x = 523,651,696.88
  5. Step 5: Solve for x
    x = 523,651,696.88/25,949.70
  6. Step 6: Final answer
    x = 20,179.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.