Home / 25,968.66-38,939.13-13,476.11

Finding the Fourth Proportional to 25,968.66, 38,939.13 and 13,476.11

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Solution

The fourth proportional to 25,968.66, 38,939.13 and 13,476.11 is: 20,206.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,968.66 : 38,939.13 = 13,476.11 : x
  2. Step 2: Convert to fraction form
    25,968.66/38,939.13 = 13,476.11/x
  3. Step 3: Cross multiply
    25,968.66x = 38,939.13 × 13,476.11
  4. Step 4: Simplify right side
    25,968.66x = 524,747,804.49
  5. Step 5: Solve for x
    x = 524,747,804.49/25,968.66
  6. Step 6: Final answer
    x = 20,206.97

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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.