Home / 38,473.56-53,086.94-21,476.93

Finding the Fourth Proportional to 38,473.56, 53,086.94 and 21,476.93

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Solution

The fourth proportional to 38,473.56, 53,086.94 and 21,476.93 is: 29,634.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,473.56 : 53,086.94 = 21,476.93 : x
  2. Step 2: Convert to fraction form
    38,473.56/53,086.94 = 21,476.93/x
  3. Step 3: Cross multiply
    38,473.56x = 53,086.94 × 21,476.93
  4. Step 4: Simplify right side
    38,473.56x = 1,140,144,121.47
  5. Step 5: Solve for x
    x = 1,140,144,121.47/38,473.56
  6. Step 6: Final answer
    x = 29,634.48

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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.