Home / 19,258.09-28,884.20-6,108.75

Finding the Fourth Proportional to 19,258.09, 28,884.20 and 6,108.75

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Solution

The fourth proportional to 19,258.09, 28,884.20 and 6,108.75 is: 9,162.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,258.09 : 28,884.20 = 6,108.75 : x
  2. Step 2: Convert to fraction form
    19,258.09/28,884.20 = 6,108.75/x
  3. Step 3: Cross multiply
    19,258.09x = 28,884.20 × 6,108.75
  4. Step 4: Simplify right side
    19,258.09x = 176,446,326.21
  5. Step 5: Solve for x
    x = 176,446,326.21/19,258.09
  6. Step 6: Final answer
    x = 9,162.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.