Home / 18,445.98-27,652.54-6,756.47

Finding the Fourth Proportional to 18,445.98, 27,652.54 and 6,756.47

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Solution

The fourth proportional to 18,445.98, 27,652.54 and 6,756.47 is: 10,128.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445.98 : 27,652.54 = 6,756.47 : x
  2. Step 2: Convert to fraction form
    18,445.98/27,652.54 = 6,756.47/x
  3. Step 3: Cross multiply
    18,445.98x = 27,652.54 × 6,756.47
  4. Step 4: Simplify right side
    18,445.98x = 186,833,556.93
  5. Step 5: Solve for x
    x = 186,833,556.93/18,445.98
  6. Step 6: Final answer
    x = 10,128.69

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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.