Home / 51,165.84-70,607.30-28,504.82

Finding the Fourth Proportional to 51,165.84, 70,607.30 and 28,504.82

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Solution

The fourth proportional to 51,165.84, 70,607.30 and 28,504.82 is: 39,335.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,165.84 : 70,607.30 = 28,504.82 : x
  2. Step 2: Convert to fraction form
    51,165.84/70,607.30 = 28,504.82/x
  3. Step 3: Cross multiply
    51,165.84x = 70,607.30 × 28,504.82
  4. Step 4: Simplify right side
    51,165.84x = 2,012,648,377.19
  5. Step 5: Solve for x
    x = 2,012,648,377.19/51,165.84
  6. Step 6: Final answer
    x = 39,335.78

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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.