Home / 35,436.73-53,147.77-15,702.70

Finding the Fourth Proportional to 35,436.73, 53,147.77 and 15,702.70

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Solution

The fourth proportional to 35,436.73, 53,147.77 and 15,702.70 is: 23,550.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,436.73 : 53,147.77 = 15,702.70 : x
  2. Step 2: Convert to fraction form
    35,436.73/53,147.77 = 15,702.70/x
  3. Step 3: Cross multiply
    35,436.73x = 53,147.77 × 15,702.70
  4. Step 4: Simplify right side
    35,436.73x = 834,563,487.98
  5. Step 5: Solve for x
    x = 834,563,487.98/35,436.73
  6. Step 6: Final answer
    x = 23,550.80

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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.