Home / 14,511.83-21,771.05-4,651.07

Finding the Fourth Proportional to 14,511.83, 21,771.05 and 4,651.07

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Solution

The fourth proportional to 14,511.83, 21,771.05 and 4,651.07 is: 6,977.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.83 : 21,771.05 = 4,651.07 : x
  2. Step 2: Convert to fraction form
    14,511.83/21,771.05 = 4,651.07/x
  3. Step 3: Cross multiply
    14,511.83x = 21,771.05 × 4,651.07
  4. Step 4: Simplify right side
    14,511.83x = 101,258,545.41
  5. Step 5: Solve for x
    x = 101,258,545.41/14,511.83
  6. Step 6: Final answer
    x = 6,977.66

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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.