Home / 53,518.70-80,275.62-25,418.18

Finding the Fourth Proportional to 53,518.70, 80,275.62 and 25,418.18

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Solution

The fourth proportional to 53,518.70, 80,275.62 and 25,418.18 is: 38,126.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,518.70 : 80,275.62 = 25,418.18 : x
  2. Step 2: Convert to fraction form
    53,518.70/80,275.62 = 25,418.18/x
  3. Step 3: Cross multiply
    53,518.70x = 80,275.62 × 25,418.18
  4. Step 4: Simplify right side
    53,518.70x = 2,040,460,158.77
  5. Step 5: Solve for x
    x = 2,040,460,158.77/53,518.70
  6. Step 6: Final answer
    x = 38,126.12

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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.