Home / 14,051.63-19,382.76-9,269.87

Finding the Fourth Proportional to 14,051.63, 19,382.76 and 9,269.87

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Solution

The fourth proportional to 14,051.63, 19,382.76 and 9,269.87 is: 12,786.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051.63 : 19,382.76 = 9,269.87 : x
  2. Step 2: Convert to fraction form
    14,051.63/19,382.76 = 9,269.87/x
  3. Step 3: Cross multiply
    14,051.63x = 19,382.76 × 9,269.87
  4. Step 4: Simplify right side
    14,051.63x = 179,675,568.53
  5. Step 5: Solve for x
    x = 179,675,568.53/14,051.63
  6. Step 6: Final answer
    x = 12,786.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.