Home / 38,859.96-58,283.71-13,895.35

Finding the Fourth Proportional to 38,859.96, 58,283.71 and 13,895.35

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Solution

The fourth proportional to 38,859.96, 58,283.71 and 13,895.35 is: 20,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,859.96 : 58,283.71 = 13,895.35 : x
  2. Step 2: Convert to fraction form
    38,859.96/58,283.71 = 13,895.35/x
  3. Step 3: Cross multiply
    38,859.96x = 58,283.71 × 13,895.35
  4. Step 4: Simplify right side
    38,859.96x = 809,872,549.75
  5. Step 5: Solve for x
    x = 809,872,549.75/38,859.96
  6. Step 6: Final answer
    x = 20,840.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.