Home / 53,862.48-80,828.28-26,145.36

Finding the Fourth Proportional to 53,862.48, 80,828.28 and 26,145.36

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Solution

The fourth proportional to 53,862.48, 80,828.28 and 26,145.36 is: 39,234.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,862.48 : 80,828.28 = 26,145.36 : x
  2. Step 2: Convert to fraction form
    53,862.48/80,828.28 = 26,145.36/x
  3. Step 3: Cross multiply
    53,862.48x = 80,828.28 × 26,145.36
  4. Step 4: Simplify right side
    53,862.48x = 2,113,284,478.78
  5. Step 5: Solve for x
    x = 2,113,284,478.78/53,862.48
  6. Step 6: Final answer
    x = 39,234.82

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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.