Home / 51,541.35-77,334.03-21,973.11

Finding the Fourth Proportional to 51,541.35, 77,334.03 and 21,973.11

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Solution

The fourth proportional to 51,541.35, 77,334.03 and 21,973.11 is: 32,969.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,541.35 : 77,334.03 = 21,973.11 : x
  2. Step 2: Convert to fraction form
    51,541.35/77,334.03 = 21,973.11/x
  3. Step 3: Cross multiply
    51,541.35x = 77,334.03 × 21,973.11
  4. Step 4: Simplify right side
    51,541.35x = 1,699,269,147.93
  5. Step 5: Solve for x
    x = 1,699,269,147.93/51,541.35
  6. Step 6: Final answer
    x = 32,969.05

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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.