Home / 40,012.02-55,175.14-34,365.44

Finding the Fourth Proportional to 40,012.02, 55,175.14 and 34,365.44

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Solution

The fourth proportional to 40,012.02, 55,175.14 and 34,365.44 is: 47,388.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,012.02 : 55,175.14 = 34,365.44 : x
  2. Step 2: Convert to fraction form
    40,012.02/55,175.14 = 34,365.44/x
  3. Step 3: Cross multiply
    40,012.02x = 55,175.14 × 34,365.44
  4. Step 4: Simplify right side
    40,012.02x = 1,896,117,963.16
  5. Step 5: Solve for x
    x = 1,896,117,963.16/40,012.02
  6. Step 6: Final answer
    x = 47,388.71

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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.