Home / 13,330.04-19,994.34-5,009.42

Finding the Fourth Proportional to 13,330.04, 19,994.34 and 5,009.42

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Solution

The fourth proportional to 13,330.04, 19,994.34 and 5,009.42 is: 7,513.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330.04 : 19,994.34 = 5,009.42 : x
  2. Step 2: Convert to fraction form
    13,330.04/19,994.34 = 5,009.42/x
  3. Step 3: Cross multiply
    13,330.04x = 19,994.34 × 5,009.42
  4. Step 4: Simplify right side
    13,330.04x = 100,160,046.68
  5. Step 5: Solve for x
    x = 100,160,046.68/13,330.04
  6. Step 6: Final answer
    x = 7,513.86

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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.