Home / 30,844.89-46,153.67-21,812.31

Finding the Fourth Proportional to 30,844.89, 46,153.67 and 21,812.31

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Solution

The fourth proportional to 30,844.89, 46,153.67 and 21,812.31 is: 32,638.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,844.89 : 46,153.67 = 21,812.31 : x
  2. Step 2: Convert to fraction form
    30,844.89/46,153.67 = 21,812.31/x
  3. Step 3: Cross multiply
    30,844.89x = 46,153.67 × 21,812.31
  4. Step 4: Simplify right side
    30,844.89x = 1,006,718,048.62
  5. Step 5: Solve for x
    x = 1,006,718,048.62/30,844.89
  6. Step 6: Final answer
    x = 32,638.08

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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.