Home / 27,243.76-37,597.36-15,306.86

Finding the Fourth Proportional to 27,243.76, 37,597.36 and 15,306.86

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Solution

The fourth proportional to 27,243.76, 37,597.36 and 15,306.86 is: 21,124.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,243.76 : 37,597.36 = 15,306.86 : x
  2. Step 2: Convert to fraction form
    27,243.76/37,597.36 = 15,306.86/x
  3. Step 3: Cross multiply
    27,243.76x = 37,597.36 × 15,306.86
  4. Step 4: Simplify right side
    27,243.76x = 575,497,525.89
  5. Step 5: Solve for x
    x = 575,497,525.89/27,243.76
  6. Step 6: Final answer
    x = 21,124.01

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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.