Home / 45,739.33-68,615.61-14,152.07

Finding the Fourth Proportional to 45,739.33, 68,615.61 and 14,152.07

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Solution

The fourth proportional to 45,739.33, 68,615.61 and 14,152.07 is: 21,230.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,739.33 : 68,615.61 = 14,152.07 : x
  2. Step 2: Convert to fraction form
    45,739.33/68,615.61 = 14,152.07/x
  3. Step 3: Cross multiply
    45,739.33x = 68,615.61 × 14,152.07
  4. Step 4: Simplify right side
    45,739.33x = 971,052,648.32
  5. Step 5: Solve for x
    x = 971,052,648.32/45,739.33
  6. Step 6: Final answer
    x = 21,230.14

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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.