Home / 15,682.79-23,509.60-5,287.25

Finding the Fourth Proportional to 15,682.79, 23,509.60 and 5,287.25

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Solution

The fourth proportional to 15,682.79, 23,509.60 and 5,287.25 is: 7,925.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,682.79 : 23,509.60 = 5,287.25 : x
  2. Step 2: Convert to fraction form
    15,682.79/23,509.60 = 5,287.25/x
  3. Step 3: Cross multiply
    15,682.79x = 23,509.60 × 5,287.25
  4. Step 4: Simplify right side
    15,682.79x = 124,301,132.60
  5. Step 5: Solve for x
    x = 124,301,132.60/15,682.79
  6. Step 6: Final answer
    x = 7,925.96

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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.