Home / 38,837.16-53,593.99-21,842.14

Finding the Fourth Proportional to 38,837.16, 53,593.99 and 21,842.14

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Solution

The fourth proportional to 38,837.16, 53,593.99 and 21,842.14 is: 30,141.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,837.16 : 53,593.99 = 21,842.14 : x
  2. Step 2: Convert to fraction form
    38,837.16/53,593.99 = 21,842.14/x
  3. Step 3: Cross multiply
    38,837.16x = 53,593.99 × 21,842.14
  4. Step 4: Simplify right side
    38,837.16x = 1,170,607,432.74
  5. Step 5: Solve for x
    x = 1,170,607,432.74/38,837.16
  6. Step 6: Final answer
    x = 30,141.43

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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.