Home / 15,342.72-23,014.60-4,249.53

Finding the Fourth Proportional to 15,342.72, 23,014.60 and 4,249.53

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Solution

The fourth proportional to 15,342.72, 23,014.60 and 4,249.53 is: 6,374.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,342.72 : 23,014.60 = 4,249.53 : x
  2. Step 2: Convert to fraction form
    15,342.72/23,014.60 = 4,249.53/x
  3. Step 3: Cross multiply
    15,342.72x = 23,014.60 × 4,249.53
  4. Step 4: Simplify right side
    15,342.72x = 97,801,222.51
  5. Step 5: Solve for x
    x = 97,801,222.51/15,342.72
  6. Step 6: Final answer
    x = 6,374.44

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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.