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Finding the Fourth Proportional to 33,258.67, 49,890.70 and 9,885.13

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Solution

The fourth proportional to 33,258.67, 49,890.70 and 9,885.13 is: 14,828.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,258.67 : 49,890.70 = 9,885.13 : x
  2. Step 2: Convert to fraction form
    33,258.67/49,890.70 = 9,885.13/x
  3. Step 3: Cross multiply
    33,258.67x = 49,890.70 × 9,885.13
  4. Step 4: Simplify right side
    33,258.67x = 493,176,055.29
  5. Step 5: Solve for x
    x = 493,176,055.29/33,258.67
  6. Step 6: Final answer
    x = 14,828.50

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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.