Home / 38,972.82-53,783.01-23,056.86

Finding the Fourth Proportional to 38,972.82, 53,783.01 and 23,056.86

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Solution

The fourth proportional to 38,972.82, 53,783.01 and 23,056.86 is: 31,818.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,972.82 : 53,783.01 = 23,056.86 : x
  2. Step 2: Convert to fraction form
    38,972.82/53,783.01 = 23,056.86/x
  3. Step 3: Cross multiply
    38,972.82x = 53,783.01 × 23,056.86
  4. Step 4: Simplify right side
    38,972.82x = 1,240,067,331.95
  5. Step 5: Solve for x
    x = 1,240,067,331.95/38,972.82
  6. Step 6: Final answer
    x = 31,818.77

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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.