Home / 26,315.94-36,316.12-14,379.48

Finding the Fourth Proportional to 26,315.94, 36,316.12 and 14,379.48

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Solution

The fourth proportional to 26,315.94, 36,316.12 and 14,379.48 is: 19,843.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,315.94 : 36,316.12 = 14,379.48 : x
  2. Step 2: Convert to fraction form
    26,315.94/36,316.12 = 14,379.48/x
  3. Step 3: Cross multiply
    26,315.94x = 36,316.12 × 14,379.48
  4. Step 4: Simplify right side
    26,315.94x = 522,206,921.22
  5. Step 5: Solve for x
    x = 522,206,921.22/26,315.94
  6. Step 6: Final answer
    x = 19,843.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.