Home / 27,925.90-38,537.30-15,350.38

Finding the Fourth Proportional to 27,925.90, 38,537.30 and 15,350.38

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Solution

The fourth proportional to 27,925.90, 38,537.30 and 15,350.38 is: 21,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,925.90 : 38,537.30 = 15,350.38 : x
  2. Step 2: Convert to fraction form
    27,925.90/38,537.30 = 15,350.38/x
  3. Step 3: Cross multiply
    27,925.90x = 38,537.30 × 15,350.38
  4. Step 4: Simplify right side
    27,925.90x = 591,562,199.17
  5. Step 5: Solve for x
    x = 591,562,199.17/27,925.90
  6. Step 6: Final answer
    x = 21,183.28

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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.