Home / 26,776.32-40,164.80-12,737.84

Finding the Fourth Proportional to 26,776.32, 40,164.80 and 12,737.84

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Solution

The fourth proportional to 26,776.32, 40,164.80 and 12,737.84 is: 19,106.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,776.32 : 40,164.80 = 12,737.84 : x
  2. Step 2: Convert to fraction form
    26,776.32/40,164.80 = 12,737.84/x
  3. Step 3: Cross multiply
    26,776.32x = 40,164.80 × 12,737.84
  4. Step 4: Simplify right side
    26,776.32x = 511,612,796.03
  5. Step 5: Solve for x
    x = 511,612,796.03/26,776.32
  6. Step 6: Final answer
    x = 19,106.91

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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.