Home / 26,329.96-39,490.68-9,685.88

Finding the Fourth Proportional to 26,329.96, 39,490.68 and 9,685.88

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Solution

The fourth proportional to 26,329.96, 39,490.68 and 9,685.88 is: 14,527.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,329.96 : 39,490.68 = 9,685.88 : x
  2. Step 2: Convert to fraction form
    26,329.96/39,490.68 = 9,685.88/x
  3. Step 3: Cross multiply
    26,329.96x = 39,490.68 × 9,685.88
  4. Step 4: Simplify right side
    26,329.96x = 382,501,987.60
  5. Step 5: Solve for x
    x = 382,501,987.60/26,329.96
  6. Step 6: Final answer
    x = 14,527.25

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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.