Home / 26,124.32-39,190.50-8,590.04

Finding the Fourth Proportional to 26,124.32, 39,190.50 and 8,590.04

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Solution

The fourth proportional to 26,124.32, 39,190.50 and 8,590.04 is: 12,886.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,124.32 : 39,190.50 = 8,590.04 : x
  2. Step 2: Convert to fraction form
    26,124.32/39,190.50 = 8,590.04/x
  3. Step 3: Cross multiply
    26,124.32x = 39,190.50 × 8,590.04
  4. Step 4: Simplify right side
    26,124.32x = 336,647,962.62
  5. Step 5: Solve for x
    x = 336,647,962.62/26,124.32
  6. Step 6: Final answer
    x = 12,886.38

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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.