Home / 27,904.24-38,517.96-18,475.84

Finding the Fourth Proportional to 27,904.24, 38,517.96 and 18,475.84

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Solution

The fourth proportional to 27,904.24, 38,517.96 and 18,475.84 is: 25,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,904.24 : 38,517.96 = 18,475.84 : x
  2. Step 2: Convert to fraction form
    27,904.24/38,517.96 = 18,475.84/x
  3. Step 3: Cross multiply
    27,904.24x = 38,517.96 × 18,475.84
  4. Step 4: Simplify right side
    27,904.24x = 711,651,666.09
  5. Step 5: Solve for x
    x = 711,651,666.09/27,904.24
  6. Step 6: Final answer
    x = 25,503.35

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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.