Home / 51,246.72-76,889.94-17,970.48

Finding the Fourth Proportional to 51,246.72, 76,889.94 and 17,970.48

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Solution

The fourth proportional to 51,246.72, 76,889.94 and 17,970.48 is: 26,962.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,246.72 : 76,889.94 = 17,970.48 : x
  2. Step 2: Convert to fraction form
    51,246.72/76,889.94 = 17,970.48/x
  3. Step 3: Cross multiply
    51,246.72x = 76,889.94 × 17,970.48
  4. Step 4: Simplify right side
    51,246.72x = 1,381,749,128.97
  5. Step 5: Solve for x
    x = 1,381,749,128.97/51,246.72
  6. Step 6: Final answer
    x = 26,962.68

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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.