Home / 14,501.46-21,750.79-4,638.09

Finding the Fourth Proportional to 14,501.46, 21,750.79 and 4,638.09

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Solution

The fourth proportional to 14,501.46, 21,750.79 and 4,638.09 is: 6,956.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501.46 : 21,750.79 = 4,638.09 : x
  2. Step 2: Convert to fraction form
    14,501.46/21,750.79 = 4,638.09/x
  3. Step 3: Cross multiply
    14,501.46x = 21,750.79 × 4,638.09
  4. Step 4: Simplify right side
    14,501.46x = 100,882,121.59
  5. Step 5: Solve for x
    x = 100,882,121.59/14,501.46
  6. Step 6: Final answer
    x = 6,956.69

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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.