Home / 13,329.39-20,006.21-7,094.68

Finding the Fourth Proportional to 13,329.39, 20,006.21 and 7,094.68

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Solution

The fourth proportional to 13,329.39, 20,006.21 and 7,094.68 is: 10,648.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,329.39 : 20,006.21 = 7,094.68 : x
  2. Step 2: Convert to fraction form
    13,329.39/20,006.21 = 7,094.68/x
  3. Step 3: Cross multiply
    13,329.39x = 20,006.21 × 7,094.68
  4. Step 4: Simplify right side
    13,329.39x = 141,937,625.68
  5. Step 5: Solve for x
    x = 141,937,625.68/13,329.39
  6. Step 6: Final answer
    x = 10,648.47

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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.