Home / 14,636.89-21,955.39-3,543.56

Finding the Fourth Proportional to 14,636.89, 21,955.39 and 3,543.56

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Solution

The fourth proportional to 14,636.89, 21,955.39 and 3,543.56 is: 5,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636.89 : 21,955.39 = 3,543.56 : x
  2. Step 2: Convert to fraction form
    14,636.89/21,955.39 = 3,543.56/x
  3. Step 3: Cross multiply
    14,636.89x = 21,955.39 × 3,543.56
  4. Step 4: Simplify right side
    14,636.89x = 77,800,205.49
  5. Step 5: Solve for x
    x = 77,800,205.49/14,636.89
  6. Step 6: Final answer
    x = 5,315.35

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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.