Home / 14,064.69-21,107.31-10,376.85

Finding the Fourth Proportional to 14,064.69, 21,107.31 and 10,376.85

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Solution

The fourth proportional to 14,064.69, 21,107.31 and 10,376.85 is: 15,572.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,064.69 : 21,107.31 = 10,376.85 : x
  2. Step 2: Convert to fraction form
    14,064.69/21,107.31 = 10,376.85/x
  3. Step 3: Cross multiply
    14,064.69x = 21,107.31 × 10,376.85
  4. Step 4: Simplify right side
    14,064.69x = 219,027,389.77
  5. Step 5: Solve for x
    x = 219,027,389.77/14,064.69
  6. Step 6: Final answer
    x = 15,572.86

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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.