Home / 27,883.08-38,458.53-17,670.60

Finding the Fourth Proportional to 27,883.08, 38,458.53 and 17,670.60

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Solution

The fourth proportional to 27,883.08, 38,458.53 and 17,670.60 is: 24,372.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,883.08 : 38,458.53 = 17,670.60 : x
  2. Step 2: Convert to fraction form
    27,883.08/38,458.53 = 17,670.60/x
  3. Step 3: Cross multiply
    27,883.08x = 38,458.53 × 17,670.60
  4. Step 4: Simplify right side
    27,883.08x = 679,585,300.22
  5. Step 5: Solve for x
    x = 679,585,300.22/27,883.08
  6. Step 6: Final answer
    x = 24,372.68

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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.