Home / 53,672.72-80,386.46-25,612.48

Finding the Fourth Proportional to 53,672.72, 80,386.46 and 25,612.48

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Solution

The fourth proportional to 53,672.72, 80,386.46 and 25,612.48 is: 38,360.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,672.72 : 80,386.46 = 25,612.48 : x
  2. Step 2: Convert to fraction form
    53,672.72/80,386.46 = 25,612.48/x
  3. Step 3: Cross multiply
    53,672.72x = 80,386.46 × 25,612.48
  4. Step 4: Simplify right side
    53,672.72x = 2,058,896,977.11
  5. Step 5: Solve for x
    x = 2,058,896,977.11/53,672.72
  6. Step 6: Final answer
    x = 38,360.21

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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.