Home / 39,719.32-59,578.93-10,137.15

Finding the Fourth Proportional to 39,719.32, 59,578.93 and 10,137.15

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Solution

The fourth proportional to 39,719.32, 59,578.93 and 10,137.15 is: 15,205.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,719.32 : 59,578.93 = 10,137.15 : x
  2. Step 2: Convert to fraction form
    39,719.32/59,578.93 = 10,137.15/x
  3. Step 3: Cross multiply
    39,719.32x = 59,578.93 × 10,137.15
  4. Step 4: Simplify right side
    39,719.32x = 603,960,757.25
  5. Step 5: Solve for x
    x = 603,960,757.25/39,719.32
  6. Step 6: Final answer
    x = 15,205.72

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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.