Home / 46,205.75-69,298.41-12,916.87

Finding the Fourth Proportional to 46,205.75, 69,298.41 and 12,916.87

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Solution

The fourth proportional to 46,205.75, 69,298.41 and 12,916.87 is: 19,372.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,205.75 : 69,298.41 = 12,916.87 : x
  2. Step 2: Convert to fraction form
    46,205.75/69,298.41 = 12,916.87/x
  3. Step 3: Cross multiply
    46,205.75x = 69,298.41 × 12,916.87
  4. Step 4: Simplify right side
    46,205.75x = 895,118,428.37
  5. Step 5: Solve for x
    x = 895,118,428.37/46,205.75
  6. Step 6: Final answer
    x = 19,372.45

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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.