Home / 13,125.14-19,673.78-6,452.23

Finding the Fourth Proportional to 13,125.14, 19,673.78 and 6,452.23

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Solution

The fourth proportional to 13,125.14, 19,673.78 and 6,452.23 is: 9,671.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,125.14 : 19,673.78 = 6,452.23 : x
  2. Step 2: Convert to fraction form
    13,125.14/19,673.78 = 6,452.23/x
  3. Step 3: Cross multiply
    13,125.14x = 19,673.78 × 6,452.23
  4. Step 4: Simplify right side
    13,125.14x = 126,939,753.53
  5. Step 5: Solve for x
    x = 126,939,753.53/13,125.14
  6. Step 6: Final answer
    x = 9,671.50

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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.