Home / 43,273.20-64,900.44-13,693.44

Finding the Fourth Proportional to 43,273.20, 64,900.44 and 13,693.44

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Solution

The fourth proportional to 43,273.20, 64,900.44 and 13,693.44 is: 20,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,273.20 : 64,900.44 = 13,693.44 : x
  2. Step 2: Convert to fraction form
    43,273.20/64,900.44 = 13,693.44/x
  3. Step 3: Cross multiply
    43,273.20x = 64,900.44 × 13,693.44
  4. Step 4: Simplify right side
    43,273.20x = 888,710,281.11
  5. Step 5: Solve for x
    x = 888,710,281.11/43,273.20
  6. Step 6: Final answer
    x = 20,537.20

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1.5x scale

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.