Home / 31,112.36-46,670.96-15,325.88

Finding the Fourth Proportional to 31,112.36, 46,670.96 and 15,325.88

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Solution

The fourth proportional to 31,112.36, 46,670.96 and 15,325.88 is: 22,990.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,112.36 : 46,670.96 = 15,325.88 : x
  2. Step 2: Convert to fraction form
    31,112.36/46,670.96 = 15,325.88/x
  3. Step 3: Cross multiply
    31,112.36x = 46,670.96 × 15,325.88
  4. Step 4: Simplify right side
    31,112.36x = 715,273,532.44
  5. Step 5: Solve for x
    x = 715,273,532.44/31,112.36
  6. Step 6: Final answer
    x = 22,990.01

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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.