Home / 27,458.64-37,890.12-16,848.72

Finding the Fourth Proportional to 27,458.64, 37,890.12 and 16,848.72

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Solution

The fourth proportional to 27,458.64, 37,890.12 and 16,848.72 is: 23,249.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,458.64 : 37,890.12 = 16,848.72 : x
  2. Step 2: Convert to fraction form
    27,458.64/37,890.12 = 16,848.72/x
  3. Step 3: Cross multiply
    27,458.64x = 37,890.12 × 16,848.72
  4. Step 4: Simplify right side
    27,458.64x = 638,400,022.65
  5. Step 5: Solve for x
    x = 638,400,022.65/27,458.64
  6. Step 6: Final answer
    x = 23,249.51

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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.