Home / 14,328.38-21,464.76-8,069.30

Finding the Fourth Proportional to 14,328.38, 21,464.76 and 8,069.30

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Solution

The fourth proportional to 14,328.38, 21,464.76 and 8,069.30 is: 12,088.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328.38 : 21,464.76 = 8,069.30 : x
  2. Step 2: Convert to fraction form
    14,328.38/21,464.76 = 8,069.30/x
  3. Step 3: Cross multiply
    14,328.38x = 21,464.76 × 8,069.30
  4. Step 4: Simplify right side
    14,328.38x = 173,205,587.87
  5. Step 5: Solve for x
    x = 173,205,587.87/14,328.38
  6. Step 6: Final answer
    x = 12,088.29

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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.