Home / 40,012.02-55,223.73-23,880.47

Finding the Fourth Proportional to 40,012.02, 55,223.73 and 23,880.47

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Solution

The fourth proportional to 40,012.02, 55,223.73 and 23,880.47 is: 32,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,012.02 : 55,223.73 = 23,880.47 : x
  2. Step 2: Convert to fraction form
    40,012.02/55,223.73 = 23,880.47/x
  3. Step 3: Cross multiply
    40,012.02x = 55,223.73 × 23,880.47
  4. Step 4: Simplify right side
    40,012.02x = 1,318,768,351.43
  5. Step 5: Solve for x
    x = 1,318,768,351.43/40,012.02
  6. Step 6: Final answer
    x = 32,959.30

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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.