Home / 51,056.82-76,585.19-15,999.21

Finding the Fourth Proportional to 51,056.82, 76,585.19 and 15,999.21

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Solution

The fourth proportional to 51,056.82, 76,585.19 and 15,999.21 is: 23,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,056.82 : 76,585.19 = 15,999.21 : x
  2. Step 2: Convert to fraction form
    51,056.82/76,585.19 = 15,999.21/x
  3. Step 3: Cross multiply
    51,056.82x = 76,585.19 × 15,999.21
  4. Step 4: Simplify right side
    51,056.82x = 1,225,302,457.70
  5. Step 5: Solve for x
    x = 1,225,302,457.70/51,056.82
  6. Step 6: Final answer
    x = 23,998.80

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1.5x scale

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.