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Finding the Fourth Proportional to 38,751.14, 53,478.33 and 22,836.26

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Solution

The fourth proportional to 38,751.14, 53,478.33 and 22,836.26 is: 31,515.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,751.14 : 53,478.33 = 22,836.26 : x
  2. Step 2: Convert to fraction form
    38,751.14/53,478.33 = 22,836.26/x
  3. Step 3: Cross multiply
    38,751.14x = 53,478.33 × 22,836.26
  4. Step 4: Simplify right side
    38,751.14x = 1,221,245,048.25
  5. Step 5: Solve for x
    x = 1,221,245,048.25/38,751.14
  6. Step 6: Final answer
    x = 31,515.07

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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.