Home / 59,579.80-89,339.14-31,515

Finding the Fourth Proportional to 59,579.80, 89,339.14 and 31,515

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Solution

The fourth proportional to 59,579.80, 89,339.14 and 31,515 is: 47,256.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,579.80 : 89,339.14 = 31,515 : x
  2. Step 2: Convert to fraction form
    59,579.80/89,339.14 = 31,515/x
  3. Step 3: Cross multiply
    59,579.80x = 89,339.14 × 31,515
  4. Step 4: Simplify right side
    59,579.80x = 2,815,522,997.10
  5. Step 5: Solve for x
    x = 2,815,522,997.10/59,579.80
  6. Step 6: Final answer
    x = 47,256.34

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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.