Home / 26,653.49-39,980.23-7,933.80

Finding the Fourth Proportional to 26,653.49, 39,980.23 and 7,933.80

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Solution

The fourth proportional to 26,653.49, 39,980.23 and 7,933.80 is: 11,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653.49 : 39,980.23 = 7,933.80 : x
  2. Step 2: Convert to fraction form
    26,653.49/39,980.23 = 7,933.80/x
  3. Step 3: Cross multiply
    26,653.49x = 39,980.23 × 7,933.80
  4. Step 4: Simplify right side
    26,653.49x = 317,195,148.77
  5. Step 5: Solve for x
    x = 317,195,148.77/26,653.49
  6. Step 6: Final answer
    x = 11,900.70

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1.5x scale

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.