Home / 40,845.75-56,266.59-34,776.48

Finding the Fourth Proportional to 40,845.75, 56,266.59 and 34,776.48

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Solution

The fourth proportional to 40,845.75, 56,266.59 and 34,776.48 is: 47,905.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,845.75 : 56,266.59 = 34,776.48 : x
  2. Step 2: Convert to fraction form
    40,845.75/56,266.59 = 34,776.48/x
  3. Step 3: Cross multiply
    40,845.75x = 56,266.59 × 34,776.48
  4. Step 4: Simplify right side
    40,845.75x = 1,956,753,941.80
  5. Step 5: Solve for x
    x = 1,956,753,941.80/40,845.75
  6. Step 6: Final answer
    x = 47,905.94

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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.