Home / 30,397.07-41,952.36-21,927.26

Finding the Fourth Proportional to 30,397.07, 41,952.36 and 21,927.26

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Solution

The fourth proportional to 30,397.07, 41,952.36 and 21,927.26 is: 30,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,397.07 : 41,952.36 = 21,927.26 : x
  2. Step 2: Convert to fraction form
    30,397.07/41,952.36 = 21,927.26/x
  3. Step 3: Cross multiply
    30,397.07x = 41,952.36 × 21,927.26
  4. Step 4: Simplify right side
    30,397.07x = 919,900,305.33
  5. Step 5: Solve for x
    x = 919,900,305.33/30,397.07
  6. Step 6: Final answer
    x = 30,262.80

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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.