Home / 38,784.37-53,525.65-22,871.92

Finding the Fourth Proportional to 38,784.37, 53,525.65 and 22,871.92

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Solution

The fourth proportional to 38,784.37, 53,525.65 and 22,871.92 is: 31,565.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,784.37 : 53,525.65 = 22,871.92 : x
  2. Step 2: Convert to fraction form
    38,784.37/53,525.65 = 22,871.92/x
  3. Step 3: Cross multiply
    38,784.37x = 53,525.65 × 22,871.92
  4. Step 4: Simplify right side
    38,784.37x = 1,224,234,117.12
  5. Step 5: Solve for x
    x = 1,224,234,117.12/38,784.37
  6. Step 6: Final answer
    x = 31,565.15

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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.