Home / 14,306.72-21,466.22-6,916.73

Finding the Fourth Proportional to 14,306.72, 21,466.22 and 6,916.73

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Solution

The fourth proportional to 14,306.72, 21,466.22 and 6,916.73 is: 10,378.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.72 : 21,466.22 = 6,916.73 : x
  2. Step 2: Convert to fraction form
    14,306.72/21,466.22 = 6,916.73/x
  3. Step 3: Cross multiply
    14,306.72x = 21,466.22 × 6,916.73
  4. Step 4: Simplify right side
    14,306.72x = 148,475,905.95
  5. Step 5: Solve for x
    x = 148,475,905.95/14,306.72
  6. Step 6: Final answer
    x = 10,378.06

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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.