Home / 47,865.02-71,797.55-21,539.01

Finding the Fourth Proportional to 47,865.02, 71,797.55 and 21,539.01

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Solution

The fourth proportional to 47,865.02, 71,797.55 and 21,539.01 is: 32,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,865.02 : 71,797.55 = 21,539.01 : x
  2. Step 2: Convert to fraction form
    47,865.02/71,797.55 = 21,539.01/x
  3. Step 3: Cross multiply
    47,865.02x = 71,797.55 × 21,539.01
  4. Step 4: Simplify right side
    47,865.02x = 1,546,448,147.43
  5. Step 5: Solve for x
    x = 1,546,448,147.43/47,865.02
  6. Step 6: Final answer
    x = 32,308.52

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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.