Home / 51,576.28-77,368.52-21,994.37

Finding the Fourth Proportional to 51,576.28, 77,368.52 and 21,994.37

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Solution

The fourth proportional to 51,576.28, 77,368.52 and 21,994.37 is: 32,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,576.28 : 77,368.52 = 21,994.37 : x
  2. Step 2: Convert to fraction form
    51,576.28/77,368.52 = 21,994.37/x
  3. Step 3: Cross multiply
    51,576.28x = 77,368.52 × 21,994.37
  4. Step 4: Simplify right side
    51,576.28x = 1,701,671,358.42
  5. Step 5: Solve for x
    x = 1,701,671,358.42/51,576.28
  6. Step 6: Final answer
    x = 32,993.30

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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.