Home / 31,076.56-46,621.70-11,355.08

Finding the Fourth Proportional to 31,076.56, 46,621.70 and 11,355.08

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Solution

The fourth proportional to 31,076.56, 46,621.70 and 11,355.08 is: 17,035.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,076.56 : 46,621.70 = 11,355.08 : x
  2. Step 2: Convert to fraction form
    31,076.56/46,621.70 = 11,355.08/x
  3. Step 3: Cross multiply
    31,076.56x = 46,621.70 × 11,355.08
  4. Step 4: Simplify right side
    31,076.56x = 529,393,133.24
  5. Step 5: Solve for x
    x = 529,393,133.24/31,076.56
  6. Step 6: Final answer
    x = 17,035.13

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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.