Home / 12,715.70-19,073.22-4,394.93

Finding the Fourth Proportional to 12,715.70, 19,073.22 and 4,394.93

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Solution

The fourth proportional to 12,715.70, 19,073.22 and 4,394.93 is: 6,592.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,715.70 : 19,073.22 = 4,394.93 : x
  2. Step 2: Convert to fraction form
    12,715.70/19,073.22 = 4,394.93/x
  3. Step 3: Cross multiply
    12,715.70x = 19,073.22 × 4,394.93
  4. Step 4: Simplify right side
    12,715.70x = 83,825,371.41
  5. Step 5: Solve for x
    x = 83,825,371.41/12,715.70
  6. Step 6: Final answer
    x = 6,592.28

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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.