Home / 13,397.85-18,467.72-10,560.62

Finding the Fourth Proportional to 13,397.85, 18,467.72 and 10,560.62

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Solution

The fourth proportional to 13,397.85, 18,467.72 and 10,560.62 is: 14,556.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397.85 : 18,467.72 = 10,560.62 : x
  2. Step 2: Convert to fraction form
    13,397.85/18,467.72 = 10,560.62/x
  3. Step 3: Cross multiply
    13,397.85x = 18,467.72 × 10,560.62
  4. Step 4: Simplify right side
    13,397.85x = 195,030,573.19
  5. Step 5: Solve for x
    x = 195,030,573.19/13,397.85
  6. Step 6: Final answer
    x = 14,556.86

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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.