Home / 45,645.64-62,990.55-25,505.99

Finding the Fourth Proportional to 45,645.64, 62,990.55 and 25,505.99

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Solution

The fourth proportional to 45,645.64, 62,990.55 and 25,505.99 is: 35,198.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,645.64 : 62,990.55 = 25,505.99 : x
  2. Step 2: Convert to fraction form
    45,645.64/62,990.55 = 25,505.99/x
  3. Step 3: Cross multiply
    45,645.64x = 62,990.55 × 25,505.99
  4. Step 4: Simplify right side
    45,645.64x = 1,606,636,338.39
  5. Step 5: Solve for x
    x = 1,606,636,338.39/45,645.64
  6. Step 6: Final answer
    x = 35,198.02

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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.