Home / 34,821.99-48,055.32-20,482.86

Finding the Fourth Proportional to 34,821.99, 48,055.32 and 20,482.86

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Solution

The fourth proportional to 34,821.99, 48,055.32 and 20,482.86 is: 28,266.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821.99 : 48,055.32 = 20,482.86 : x
  2. Step 2: Convert to fraction form
    34,821.99/48,055.32 = 20,482.86/x
  3. Step 3: Cross multiply
    34,821.99x = 48,055.32 × 20,482.86
  4. Step 4: Simplify right side
    34,821.99x = 984,310,391.82
  5. Step 5: Solve for x
    x = 984,310,391.82/34,821.99
  6. Step 6: Final answer
    x = 28,266.92

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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.