Home / 51,912.66-77,860.47-14,475.27

Finding the Fourth Proportional to 51,912.66, 77,860.47 and 14,475.27

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Solution

The fourth proportional to 51,912.66, 77,860.47 and 14,475.27 is: 21,710.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,912.66 : 77,860.47 = 14,475.27 : x
  2. Step 2: Convert to fraction form
    51,912.66/77,860.47 = 14,475.27/x
  3. Step 3: Cross multiply
    51,912.66x = 77,860.47 × 14,475.27
  4. Step 4: Simplify right side
    51,912.66x = 1,127,051,325.58
  5. Step 5: Solve for x
    x = 1,127,051,325.58/51,912.66
  6. Step 6: Final answer
    x = 21,710.53

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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.