Home / 47,644.02-65,743.38-29,486.46

Finding the Fourth Proportional to 47,644.02, 65,743.38 and 29,486.46

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Solution

The fourth proportional to 47,644.02, 65,743.38 and 29,486.46 is: 40,687.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,644.02 : 65,743.38 = 29,486.46 : x
  2. Step 2: Convert to fraction form
    47,644.02/65,743.38 = 29,486.46/x
  3. Step 3: Cross multiply
    47,644.02x = 65,743.38 × 29,486.46
  4. Step 4: Simplify right side
    47,644.02x = 1,938,539,544.63
  5. Step 5: Solve for x
    x = 1,938,539,544.63/47,644.02
  6. Step 6: Final answer
    x = 40,687.99

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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.