Home / 26,803.60-36,993.39-14,870.78

Finding the Fourth Proportional to 26,803.60, 36,993.39 and 14,870.78

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Solution

The fourth proportional to 26,803.60, 36,993.39 and 14,870.78 is: 20,524.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,803.60 : 36,993.39 = 14,870.78 : x
  2. Step 2: Convert to fraction form
    26,803.60/36,993.39 = 14,870.78/x
  3. Step 3: Cross multiply
    26,803.60x = 36,993.39 × 14,870.78
  4. Step 4: Simplify right side
    26,803.60x = 550,120,379.18
  5. Step 5: Solve for x
    x = 550,120,379.18/26,803.60
  6. Step 6: Final answer
    x = 20,524.13

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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.