Home / 31,190.16-46,783.74-11,467.35

Finding the Fourth Proportional to 31,190.16, 46,783.74 and 11,467.35

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Solution

The fourth proportional to 31,190.16, 46,783.74 and 11,467.35 is: 17,200.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,190.16 : 46,783.74 = 11,467.35 : x
  2. Step 2: Convert to fraction form
    31,190.16/46,783.74 = 11,467.35/x
  3. Step 3: Cross multiply
    31,190.16x = 46,783.74 × 11,467.35
  4. Step 4: Simplify right side
    31,190.16x = 536,485,520.89
  5. Step 5: Solve for x
    x = 536,485,520.89/31,190.16
  6. Step 6: Final answer
    x = 17,200.47

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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.