Home / 38,674.86-53,361.35-22,756.33

Finding the Fourth Proportional to 38,674.86, 53,361.35 and 22,756.33

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Solution

The fourth proportional to 38,674.86, 53,361.35 and 22,756.33 is: 31,397.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,674.86 : 53,361.35 = 22,756.33 : x
  2. Step 2: Convert to fraction form
    38,674.86/53,361.35 = 22,756.33/x
  3. Step 3: Cross multiply
    38,674.86x = 53,361.35 × 22,756.33
  4. Step 4: Simplify right side
    38,674.86x = 1,214,308,376.06
  5. Step 5: Solve for x
    x = 1,214,308,376.06/38,674.86
  6. Step 6: Final answer
    x = 31,397.88

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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.