Home / 31,821.68-43,946.54-23,851.28

Finding the Fourth Proportional to 31,821.68, 43,946.54 and 23,851.28

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Solution

The fourth proportional to 31,821.68, 43,946.54 and 23,851.28 is: 32,939.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,821.68 : 43,946.54 = 23,851.28 : x
  2. Step 2: Convert to fraction form
    31,821.68/43,946.54 = 23,851.28/x
  3. Step 3: Cross multiply
    31,821.68x = 43,946.54 × 23,851.28
  4. Step 4: Simplify right side
    31,821.68x = 1,048,181,230.57
  5. Step 5: Solve for x
    x = 1,048,181,230.57/31,821.68
  6. Step 6: Final answer
    x = 32,939.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.