Home / 46,205.78-69,317.21-14,623.80

Finding the Fourth Proportional to 46,205.78, 69,317.21 and 14,623.80

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Solution

The fourth proportional to 46,205.78, 69,317.21 and 14,623.80 is: 21,938.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,205.78 : 69,317.21 = 14,623.80 : x
  2. Step 2: Convert to fraction form
    46,205.78/69,317.21 = 14,623.80/x
  3. Step 3: Cross multiply
    46,205.78x = 69,317.21 × 14,623.80
  4. Step 4: Simplify right side
    46,205.78x = 1,013,681,015.60
  5. Step 5: Solve for x
    x = 1,013,681,015.60/46,205.78
  6. Step 6: Final answer
    x = 21,938.40

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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.