Home / 38,362.14-52,938-21,365.46

Finding the Fourth Proportional to 38,362.14, 52,938 and 21,365.46

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Solution

The fourth proportional to 38,362.14, 52,938 and 21,365.46 is: 29,483.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,362.14 : 52,938 = 21,365.46 : x
  2. Step 2: Convert to fraction form
    38,362.14/52,938 = 21,365.46/x
  3. Step 3: Cross multiply
    38,362.14x = 52,938 × 21,365.46
  4. Step 4: Simplify right side
    38,362.14x = 1,131,044,721.48
  5. Step 5: Solve for x
    x = 1,131,044,721.48/38,362.14
  6. Step 6: Final answer
    x = 29,483.36

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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.