Home / 51,762.28-77,644.94-14,322.66

Finding the Fourth Proportional to 51,762.28, 77,644.94 and 14,322.66

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Solution

The fourth proportional to 51,762.28, 77,644.94 and 14,322.66 is: 21,484.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,762.28 : 77,644.94 = 14,322.66 : x
  2. Step 2: Convert to fraction form
    51,762.28/77,644.94 = 14,322.66/x
  3. Step 3: Cross multiply
    51,762.28x = 77,644.94 × 14,322.66
  4. Step 4: Simplify right side
    51,762.28x = 1,112,082,076.34
  5. Step 5: Solve for x
    x = 1,112,082,076.34/51,762.28
  6. Step 6: Final answer
    x = 21,484.41

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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.