Home / 15,491.76-23,237.37-5,103.60

Finding the Fourth Proportional to 15,491.76, 23,237.37 and 5,103.60

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Solution

The fourth proportional to 15,491.76, 23,237.37 and 5,103.60 is: 7,655.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,491.76 : 23,237.37 = 5,103.60 : x
  2. Step 2: Convert to fraction form
    15,491.76/23,237.37 = 5,103.60/x
  3. Step 3: Cross multiply
    15,491.76x = 23,237.37 × 5,103.60
  4. Step 4: Simplify right side
    15,491.76x = 118,594,241.53
  5. Step 5: Solve for x
    x = 118,594,241.53/15,491.76
  6. Step 6: Final answer
    x = 7,655.31

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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.