Home / 13,465.73-20,178.09-9,246.24

Finding the Fourth Proportional to 13,465.73, 20,178.09 and 9,246.24

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Solution

The fourth proportional to 13,465.73, 20,178.09 and 9,246.24 is: 13,855.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.73 : 20,178.09 = 9,246.24 : x
  2. Step 2: Convert to fraction form
    13,465.73/20,178.09 = 9,246.24/x
  3. Step 3: Cross multiply
    13,465.73x = 20,178.09 × 9,246.24
  4. Step 4: Simplify right side
    13,465.73x = 186,571,462.88
  5. Step 5: Solve for x
    x = 186,571,462.88/13,465.73
  6. Step 6: Final answer
    x = 13,855.28

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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.