Home / 43,285.16-59,716.55-25,132.78

Finding the Fourth Proportional to 43,285.16, 59,716.55 and 25,132.78

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Solution

The fourth proportional to 43,285.16, 59,716.55 and 25,132.78 is: 34,673.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,285.16 : 59,716.55 = 25,132.78 : x
  2. Step 2: Convert to fraction form
    43,285.16/59,716.55 = 25,132.78/x
  3. Step 3: Cross multiply
    43,285.16x = 59,716.55 × 25,132.78
  4. Step 4: Simplify right side
    43,285.16x = 1,500,843,059.85
  5. Step 5: Solve for x
    x = 1,500,843,059.85/43,285.16
  6. Step 6: Final answer
    x = 34,673.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.