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Finding the Fourth Proportional to 23,258.73, 34,888.49 and 6,619.19

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Solution

The fourth proportional to 23,258.73, 34,888.49 and 6,619.19 is: 9,928.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,258.73 : 34,888.49 = 6,619.19 : x
  2. Step 2: Convert to fraction form
    23,258.73/34,888.49 = 6,619.19/x
  3. Step 3: Cross multiply
    23,258.73x = 34,888.49 × 6,619.19
  4. Step 4: Simplify right side
    23,258.73x = 230,933,423.81
  5. Step 5: Solve for x
    x = 230,933,423.81/23,258.73
  6. Step 6: Final answer
    x = 9,928.89

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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.