Home / 53,513.31-80,270.76-25,436.26

Finding the Fourth Proportional to 53,513.31, 80,270.76 and 25,436.26

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Solution

The fourth proportional to 53,513.31, 80,270.76 and 25,436.26 is: 38,154.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,513.31 : 80,270.76 = 25,436.26 : x
  2. Step 2: Convert to fraction form
    53,513.31/80,270.76 = 25,436.26/x
  3. Step 3: Cross multiply
    53,513.31x = 80,270.76 × 25,436.26
  4. Step 4: Simplify right side
    53,513.31x = 2,041,788,117.48
  5. Step 5: Solve for x
    x = 2,041,788,117.48/53,513.31
  6. Step 6: Final answer
    x = 38,154.77

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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.