Home / 34,667.15-47,840.54-18,751.60

Finding the Fourth Proportional to 34,667.15, 47,840.54 and 18,751.60

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Solution

The fourth proportional to 34,667.15, 47,840.54 and 18,751.60 is: 25,877.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,667.15 : 47,840.54 = 18,751.60 : x
  2. Step 2: Convert to fraction form
    34,667.15/47,840.54 = 18,751.60/x
  3. Step 3: Cross multiply
    34,667.15x = 47,840.54 × 18,751.60
  4. Step 4: Simplify right side
    34,667.15x = 897,086,669.86
  5. Step 5: Solve for x
    x = 897,086,669.86/34,667.15
  6. Step 6: Final answer
    x = 25,877.14

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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.