Home / 26,309.81-39,463.42-9,668.56

Finding the Fourth Proportional to 26,309.81, 39,463.42 and 9,668.56

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Solution

The fourth proportional to 26,309.81, 39,463.42 and 9,668.56 is: 14,502.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,309.81 : 39,463.42 = 9,668.56 : x
  2. Step 2: Convert to fraction form
    26,309.81/39,463.42 = 9,668.56/x
  3. Step 3: Cross multiply
    26,309.81x = 39,463.42 × 9,668.56
  4. Step 4: Simplify right side
    26,309.81x = 381,554,444.08
  5. Step 5: Solve for x
    x = 381,554,444.08/26,309.81
  6. Step 6: Final answer
    x = 14,502.36

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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.