Home / 26,805.14-36,989.79-14,867.42

Finding the Fourth Proportional to 26,805.14, 36,989.79 and 14,867.42

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Solution

The fourth proportional to 26,805.14, 36,989.79 and 14,867.42 is: 20,516.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,805.14 : 36,989.79 = 14,867.42 : x
  2. Step 2: Convert to fraction form
    26,805.14/36,989.79 = 14,867.42/x
  3. Step 3: Cross multiply
    26,805.14x = 36,989.79 × 14,867.42
  4. Step 4: Simplify right side
    26,805.14x = 549,942,743.64
  5. Step 5: Solve for x
    x = 549,942,743.64/26,805.14
  6. Step 6: Final answer
    x = 20,516.32

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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.