Home / 31,255.40-46,879.86-16,458.32

Finding the Fourth Proportional to 31,255.40, 46,879.86 and 16,458.32

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Solution

The fourth proportional to 31,255.40, 46,879.86 and 16,458.32 is: 24,685.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,255.40 : 46,879.86 = 16,458.32 : x
  2. Step 2: Convert to fraction form
    31,255.40/46,879.86 = 16,458.32/x
  3. Step 3: Cross multiply
    31,255.40x = 46,879.86 × 16,458.32
  4. Step 4: Simplify right side
    31,255.40x = 771,563,737.44
  5. Step 5: Solve for x
    x = 771,563,737.44/31,255.40
  6. Step 6: Final answer
    x = 24,685.77

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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.