Home / 51,376.96-70,879.20-34,615.36

Finding the Fourth Proportional to 51,376.96, 70,879.20 and 34,615.36

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Solution

The fourth proportional to 51,376.96, 70,879.20 and 34,615.36 is: 47,755.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,376.96 : 70,879.20 = 34,615.36 : x
  2. Step 2: Convert to fraction form
    51,376.96/70,879.20 = 34,615.36/x
  3. Step 3: Cross multiply
    51,376.96x = 70,879.20 × 34,615.36
  4. Step 4: Simplify right side
    51,376.96x = 2,453,509,024.51
  5. Step 5: Solve for x
    x = 2,453,509,024.51/51,376.96
  6. Step 6: Final answer
    x = 47,755.04

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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.