Home / 28,656.30-39,635.55-25,344.30

Finding the Fourth Proportional to 28,656.30, 39,635.55 and 25,344.30

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Solution

The fourth proportional to 28,656.30, 39,635.55 and 25,344.30 is: 35,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,656.30 : 39,635.55 = 25,344.30 : x
  2. Step 2: Convert to fraction form
    28,656.30/39,635.55 = 25,344.30/x
  3. Step 3: Cross multiply
    28,656.30x = 39,635.55 × 25,344.30
  4. Step 4: Simplify right side
    28,656.30x = 1,004,535,269.87
  5. Step 5: Solve for x
    x = 1,004,535,269.87/28,656.30
  6. Step 6: Final answer
    x = 35,054.60

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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.