Home / 27,060.58-37,319.41-16,989.96

Finding the Fourth Proportional to 27,060.58, 37,319.41 and 16,989.96

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Solution

The fourth proportional to 27,060.58, 37,319.41 and 16,989.96 is: 23,430.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,060.58 : 37,319.41 = 16,989.96 : x
  2. Step 2: Convert to fraction form
    27,060.58/37,319.41 = 16,989.96/x
  3. Step 3: Cross multiply
    27,060.58x = 37,319.41 × 16,989.96
  4. Step 4: Simplify right side
    27,060.58x = 634,055,240.65
  5. Step 5: Solve for x
    x = 634,055,240.65/27,060.58
  6. Step 6: Final answer
    x = 23,430.96

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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.