Home / 45,119.12-62,257.40-25,999.79

Finding the Fourth Proportional to 45,119.12, 62,257.40 and 25,999.79

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Solution

The fourth proportional to 45,119.12, 62,257.40 and 25,999.79 is: 35,875.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,119.12 : 62,257.40 = 25,999.79 : x
  2. Step 2: Convert to fraction form
    45,119.12/62,257.40 = 25,999.79/x
  3. Step 3: Cross multiply
    45,119.12x = 62,257.40 × 25,999.79
  4. Step 4: Simplify right side
    45,119.12x = 1,618,678,945.60
  5. Step 5: Solve for x
    x = 1,618,678,945.60/45,119.12
  6. Step 6: Final answer
    x = 35,875.68

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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.