Home / 46,945.98-70,441.92-20,647.44

Finding the Fourth Proportional to 46,945.98, 70,441.92 and 20,647.44

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Solution

The fourth proportional to 46,945.98, 70,441.92 and 20,647.44 is: 30,981.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,945.98 : 70,441.92 = 20,647.44 : x
  2. Step 2: Convert to fraction form
    46,945.98/70,441.92 = 20,647.44/x
  3. Step 3: Cross multiply
    46,945.98x = 70,441.92 × 20,647.44
  4. Step 4: Simplify right side
    46,945.98x = 1,454,445,316.68
  5. Step 5: Solve for x
    x = 1,454,445,316.68/46,945.98
  6. Step 6: Final answer
    x = 30,981.25

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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.