Home / 30,258.78-41,750.94-17,681.10

Finding the Fourth Proportional to 30,258.78, 41,750.94 and 17,681.10

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Solution

The fourth proportional to 30,258.78, 41,750.94 and 17,681.10 is: 24,396.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,258.78 : 41,750.94 = 17,681.10 : x
  2. Step 2: Convert to fraction form
    30,258.78/41,750.94 = 17,681.10/x
  3. Step 3: Cross multiply
    30,258.78x = 41,750.94 × 17,681.10
  4. Step 4: Simplify right side
    30,258.78x = 738,202,545.23
  5. Step 5: Solve for x
    x = 738,202,545.23/30,258.78
  6. Step 6: Final answer
    x = 24,396.31

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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.