Home / 53,427.78-73,763.91-34,315.26

Finding the Fourth Proportional to 53,427.78, 73,763.91 and 34,315.26

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Solution

The fourth proportional to 53,427.78, 73,763.91 and 34,315.26 is: 47,376.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,427.78 : 73,763.91 = 34,315.26 : x
  2. Step 2: Convert to fraction form
    53,427.78/73,763.91 = 34,315.26/x
  3. Step 3: Cross multiply
    53,427.78x = 73,763.91 × 34,315.26
  4. Step 4: Simplify right side
    53,427.78x = 2,531,227,750.27
  5. Step 5: Solve for x
    x = 2,531,227,750.27/53,427.78
  6. Step 6: Final answer
    x = 47,376.62

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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.