Home / 43,428.88-59,911.08-25,279.60

Finding the Fourth Proportional to 43,428.88, 59,911.08 and 25,279.60

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Solution

The fourth proportional to 43,428.88, 59,911.08 and 25,279.60 is: 34,873.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,428.88 : 59,911.08 = 25,279.60 : x
  2. Step 2: Convert to fraction form
    43,428.88/59,911.08 = 25,279.60/x
  3. Step 3: Cross multiply
    43,428.88x = 59,911.08 × 25,279.60
  4. Step 4: Simplify right side
    43,428.88x = 1,514,528,137.97
  5. Step 5: Solve for x
    x = 1,514,528,137.97/43,428.88
  6. Step 6: Final answer
    x = 34,873.76

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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.