Home / 27,968.16-38,596.32-15,393

Finding the Fourth Proportional to 27,968.16, 38,596.32 and 15,393

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Solution

The fourth proportional to 27,968.16, 38,596.32 and 15,393 is: 21,242.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,968.16 : 38,596.32 = 15,393 : x
  2. Step 2: Convert to fraction form
    27,968.16/38,596.32 = 15,393/x
  3. Step 3: Cross multiply
    27,968.16x = 38,596.32 × 15,393
  4. Step 4: Simplify right side
    27,968.16x = 594,113,153.76
  5. Step 5: Solve for x
    x = 594,113,153.76/27,968.16
  6. Step 6: Final answer
    x = 21,242.48

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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.