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Finding the Fourth Proportional to 27,329.80, 40,908.30 and 26,465.80

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Solution

The fourth proportional to 27,329.80, 40,908.30 and 26,465.80 is: 39,615.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,329.80 : 40,908.30 = 26,465.80 : x
  2. Step 2: Convert to fraction form
    27,329.80/40,908.30 = 26,465.80/x
  3. Step 3: Cross multiply
    27,329.80x = 40,908.30 × 26,465.80
  4. Step 4: Simplify right side
    27,329.80x = 1,082,670,886.14
  5. Step 5: Solve for x
    x = 1,082,670,886.14/27,329.80
  6. Step 6: Final answer
    x = 39,615.03

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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.