Home / 14,045.14-19,382.57-7,671.97

Finding the Fourth Proportional to 14,045.14, 19,382.57 and 7,671.97

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Solution

The fourth proportional to 14,045.14, 19,382.57 and 7,671.97 is: 10,587.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.14 : 19,382.57 = 7,671.97 : x
  2. Step 2: Convert to fraction form
    14,045.14/19,382.57 = 7,671.97/x
  3. Step 3: Cross multiply
    14,045.14x = 19,382.57 × 7,671.97
  4. Step 4: Simplify right side
    14,045.14x = 148,702,495.56
  5. Step 5: Solve for x
    x = 148,702,495.56/14,045.14
  6. Step 6: Final answer
    x = 10,587.47

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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.