Home / 26,986.36-40,482.92-14,489.20

Finding the Fourth Proportional to 26,986.36, 40,482.92 and 14,489.20

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Solution

The fourth proportional to 26,986.36, 40,482.92 and 14,489.20 is: 21,735.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.36 : 40,482.92 = 14,489.20 : x
  2. Step 2: Convert to fraction form
    26,986.36/40,482.92 = 14,489.20/x
  3. Step 3: Cross multiply
    26,986.36x = 40,482.92 × 14,489.20
  4. Step 4: Simplify right side
    26,986.36x = 586,565,124.46
  5. Step 5: Solve for x
    x = 586,565,124.46/26,986.36
  6. Step 6: Final answer
    x = 21,735.61

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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.