Home / 15,793.56-23,693.76-5,405.52

Finding the Fourth Proportional to 15,793.56, 23,693.76 and 5,405.52

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Solution

The fourth proportional to 15,793.56, 23,693.76 and 5,405.52 is: 8,109.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,793.56 : 23,693.76 = 5,405.52 : x
  2. Step 2: Convert to fraction form
    15,793.56/23,693.76 = 5,405.52/x
  3. Step 3: Cross multiply
    15,793.56x = 23,693.76 × 5,405.52
  4. Step 4: Simplify right side
    15,793.56x = 128,077,093.56
  5. Step 5: Solve for x
    x = 128,077,093.56/15,793.56
  6. Step 6: Final answer
    x = 8,109.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.