Home / 27,632.08-38,145-16,297.72

Finding the Fourth Proportional to 27,632.08, 38,145 and 16,297.72

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Solution

The fourth proportional to 27,632.08, 38,145 and 16,297.72 is: 22,498.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,632.08 : 38,145 = 16,297.72 : x
  2. Step 2: Convert to fraction form
    27,632.08/38,145 = 16,297.72/x
  3. Step 3: Cross multiply
    27,632.08x = 38,145 × 16,297.72
  4. Step 4: Simplify right side
    27,632.08x = 621,676,529.40
  5. Step 5: Solve for x
    x = 621,676,529.40/27,632.08
  6. Step 6: Final answer
    x = 22,498.36

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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.