Home / 51,203.54-76,812.99-14,270.42

Finding the Fourth Proportional to 51,203.54, 76,812.99 and 14,270.42

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Solution

The fourth proportional to 51,203.54, 76,812.99 and 14,270.42 is: 21,407.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,203.54 : 76,812.99 = 14,270.42 : x
  2. Step 2: Convert to fraction form
    51,203.54/76,812.99 = 14,270.42/x
  3. Step 3: Cross multiply
    51,203.54x = 76,812.99 × 14,270.42
  4. Step 4: Simplify right side
    51,203.54x = 1,096,153,628.76
  5. Step 5: Solve for x
    x = 1,096,153,628.76/51,203.54
  6. Step 6: Final answer
    x = 21,407.77

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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.