Home / 38,739.64-53,451.98-22,825.56

Finding the Fourth Proportional to 38,739.64, 53,451.98 and 22,825.56

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Solution

The fourth proportional to 38,739.64, 53,451.98 and 22,825.56 is: 31,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,739.64 : 53,451.98 = 22,825.56 : x
  2. Step 2: Convert to fraction form
    38,739.64/53,451.98 = 22,825.56/x
  3. Step 3: Cross multiply
    38,739.64x = 53,451.98 × 22,825.56
  4. Step 4: Simplify right side
    38,739.64x = 1,220,071,376.61
  5. Step 5: Solve for x
    x = 1,220,071,376.61/38,739.64
  6. Step 6: Final answer
    x = 31,494.13

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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.