Home / 27,723.58-38,258.66-15,148.33

Finding the Fourth Proportional to 27,723.58, 38,258.66 and 15,148.33

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Solution

The fourth proportional to 27,723.58, 38,258.66 and 15,148.33 is: 20,904.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,723.58 : 38,258.66 = 15,148.33 : x
  2. Step 2: Convert to fraction form
    27,723.58/38,258.66 = 15,148.33/x
  3. Step 3: Cross multiply
    27,723.58x = 38,258.66 × 15,148.33
  4. Step 4: Simplify right side
    27,723.58x = 579,554,807.04
  5. Step 5: Solve for x
    x = 579,554,807.04/27,723.58
  6. Step 6: Final answer
    x = 20,904.76

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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.