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Finding the Fourth Proportional to 38,394.69, 52,969.07 and 25,480.05

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Solution

The fourth proportional to 38,394.69, 52,969.07 and 25,480.05 is: 35,152.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,394.69 : 52,969.07 = 25,480.05 : x
  2. Step 2: Convert to fraction form
    38,394.69/52,969.07 = 25,480.05/x
  3. Step 3: Cross multiply
    38,394.69x = 52,969.07 × 25,480.05
  4. Step 4: Simplify right side
    38,394.69x = 1,349,654,424.65
  5. Step 5: Solve for x
    x = 1,349,654,424.65/38,394.69
  6. Step 6: Final answer
    x = 35,152.11

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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.