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Finding the Fourth Proportional to 34,943.67, 48,220.81 and 19,028.08

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Solution

The fourth proportional to 34,943.67, 48,220.81 and 19,028.08 is: 26,257.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,943.67 : 48,220.81 = 19,028.08 : x
  2. Step 2: Convert to fraction form
    34,943.67/48,220.81 = 19,028.08/x
  3. Step 3: Cross multiply
    34,943.67x = 48,220.81 × 19,028.08
  4. Step 4: Simplify right side
    34,943.67x = 917,549,430.34
  5. Step 5: Solve for x
    x = 917,549,430.34/34,943.67
  6. Step 6: Final answer
    x = 26,257.96

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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.