Home / 14,246.10-21,369.15-7,668.90

Finding the Fourth Proportional to 14,246.10, 21,369.15 and 7,668.90

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Solution

The fourth proportional to 14,246.10, 21,369.15 and 7,668.90 is: 11,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.10 : 21,369.15 = 7,668.90 : x
  2. Step 2: Convert to fraction form
    14,246.10/21,369.15 = 7,668.90/x
  3. Step 3: Cross multiply
    14,246.10x = 21,369.15 × 7,668.90
  4. Step 4: Simplify right side
    14,246.10x = 163,877,874.44
  5. Step 5: Solve for x
    x = 163,877,874.44/14,246.10
  6. Step 6: Final answer
    x = 11,503.35

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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.