Home / 35,115.32-52,648.32-12,925.82

Finding the Fourth Proportional to 35,115.32, 52,648.32 and 12,925.82

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Solution

The fourth proportional to 35,115.32, 52,648.32 and 12,925.82 is: 19,379.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,115.32 : 52,648.32 = 12,925.82 : x
  2. Step 2: Convert to fraction form
    35,115.32/52,648.32 = 12,925.82/x
  3. Step 3: Cross multiply
    35,115.32x = 52,648.32 × 12,925.82
  4. Step 4: Simplify right side
    35,115.32x = 680,522,707.62
  5. Step 5: Solve for x
    x = 680,522,707.62/35,115.32
  6. Step 6: Final answer
    x = 19,379.65

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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.