Home / 38,922.03-53,707.86-21,924.99

Finding the Fourth Proportional to 38,922.03, 53,707.86 and 21,924.99

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Solution

The fourth proportional to 38,922.03, 53,707.86 and 21,924.99 is: 30,253.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,922.03 : 53,707.86 = 21,924.99 : x
  2. Step 2: Convert to fraction form
    38,922.03/53,707.86 = 21,924.99/x
  3. Step 3: Cross multiply
    38,922.03x = 53,707.86 × 21,924.99
  4. Step 4: Simplify right side
    38,922.03x = 1,177,544,293.42
  5. Step 5: Solve for x
    x = 1,177,544,293.42/38,922.03
  6. Step 6: Final answer
    x = 30,253.93

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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.