Home / 45,631.80-68,459.04-26,927.28

Finding the Fourth Proportional to 45,631.80, 68,459.04 and 26,927.28

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Solution

The fourth proportional to 45,631.80, 68,459.04 and 26,927.28 is: 40,397.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,631.80 : 68,459.04 = 26,927.28 : x
  2. Step 2: Convert to fraction form
    45,631.80/68,459.04 = 26,927.28/x
  3. Step 3: Cross multiply
    45,631.80x = 68,459.04 × 26,927.28
  4. Step 4: Simplify right side
    45,631.80x = 1,843,415,738.61
  5. Step 5: Solve for x
    x = 1,843,415,738.61/45,631.80
  6. Step 6: Final answer
    x = 40,397.61

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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.