Home / 27,917.63-38,528.15-17,314.32

Finding the Fourth Proportional to 27,917.63, 38,528.15 and 17,314.32

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Solution

The fourth proportional to 27,917.63, 38,528.15 and 17,314.32 is: 23,894.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,917.63 : 38,528.15 = 17,314.32 : x
  2. Step 2: Convert to fraction form
    27,917.63/38,528.15 = 17,314.32/x
  3. Step 3: Cross multiply
    27,917.63x = 38,528.15 × 17,314.32
  4. Step 4: Simplify right side
    27,917.63x = 667,088,631.54
  5. Step 5: Solve for x
    x = 667,088,631.54/27,917.63
  6. Step 6: Final answer
    x = 23,894.89

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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.