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Finding the Fourth Proportional to 45,348, 62,584.08 and 25,479.84

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Solution

The fourth proportional to 45,348, 62,584.08 and 25,479.84 is: 35,164.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,348 : 62,584.08 = 25,479.84 : x
  2. Step 2: Convert to fraction form
    45,348/62,584.08 = 25,479.84/x
  3. Step 3: Cross multiply
    45,348x = 62,584.08 × 25,479.84
  4. Step 4: Simplify right side
    45,348x = 1,594,632,344.95
  5. Step 5: Solve for x
    x = 1,594,632,344.95/45,348
  6. Step 6: Final answer
    x = 35,164.34

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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.