Home / 13,404.94-18,497.92-7,354.24

Finding the Fourth Proportional to 13,404.94, 18,497.92 and 7,354.24

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Solution

The fourth proportional to 13,404.94, 18,497.92 and 7,354.24 is: 10,148.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,404.94 : 18,497.92 = 7,354.24 : x
  2. Step 2: Convert to fraction form
    13,404.94/18,497.92 = 7,354.24/x
  3. Step 3: Cross multiply
    13,404.94x = 18,497.92 × 7,354.24
  4. Step 4: Simplify right side
    13,404.94x = 136,038,196.39
  5. Step 5: Solve for x
    x = 136,038,196.39/13,404.94
  6. Step 6: Final answer
    x = 10,148.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.