Home / 14,139.06-21,206.97-3,751.62

Finding the Fourth Proportional to 14,139.06, 21,206.97 and 3,751.62

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Solution

The fourth proportional to 14,139.06, 21,206.97 and 3,751.62 is: 5,627.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,139.06 : 21,206.97 = 3,751.62 : x
  2. Step 2: Convert to fraction form
    14,139.06/21,206.97 = 3,751.62/x
  3. Step 3: Cross multiply
    14,139.06x = 21,206.97 × 3,751.62
  4. Step 4: Simplify right side
    14,139.06x = 79,560,492.79
  5. Step 5: Solve for x
    x = 79,560,492.79/14,139.06
  6. Step 6: Final answer
    x = 5,627.00

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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.