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Finding the Fourth Proportional to 34,486.25, 47,591.08 and 19,582.25

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Solution

The fourth proportional to 34,486.25, 47,591.08 and 19,582.25 is: 27,023.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,486.25 : 47,591.08 = 19,582.25 : x
  2. Step 2: Convert to fraction form
    34,486.25/47,591.08 = 19,582.25/x
  3. Step 3: Cross multiply
    34,486.25x = 47,591.08 × 19,582.25
  4. Step 4: Simplify right side
    34,486.25x = 931,940,426.33
  5. Step 5: Solve for x
    x = 931,940,426.33/34,486.25
  6. Step 6: Final answer
    x = 27,023.54

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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.