Home / 13,056.36-18,017.46-7,467

Finding the Fourth Proportional to 13,056.36, 18,017.46 and 7,467

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Solution

The fourth proportional to 13,056.36, 18,017.46 and 7,467 is: 10,304.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.36 : 18,017.46 = 7,467 : x
  2. Step 2: Convert to fraction form
    13,056.36/18,017.46 = 7,467/x
  3. Step 3: Cross multiply
    13,056.36x = 18,017.46 × 7,467
  4. Step 4: Simplify right side
    13,056.36x = 134,536,373.82
  5. Step 5: Solve for x
    x = 134,536,373.82/13,056.36
  6. Step 6: Final answer
    x = 10,304.28

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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.