Home / 17,880.58-26,810.41-5,396.86

Finding the Fourth Proportional to 17,880.58, 26,810.41 and 5,396.86

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Solution

The fourth proportional to 17,880.58, 26,810.41 and 5,396.86 is: 8,092.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.58 : 26,810.41 = 5,396.86 : x
  2. Step 2: Convert to fraction form
    17,880.58/26,810.41 = 5,396.86/x
  3. Step 3: Cross multiply
    17,880.58x = 26,810.41 × 5,396.86
  4. Step 4: Simplify right side
    17,880.58x = 144,692,029.31
  5. Step 5: Solve for x
    x = 144,692,029.31/17,880.58
  6. Step 6: Final answer
    x = 8,092.13

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1.5x scale

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.