Home / 17,445.32-26,157.58-11,829.90

Finding the Fourth Proportional to 17,445.32, 26,157.58 and 11,829.90

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Solution

The fourth proportional to 17,445.32, 26,157.58 and 11,829.90 is: 17,737.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,445.32 : 26,157.58 = 11,829.90 : x
  2. Step 2: Convert to fraction form
    17,445.32/26,157.58 = 11,829.90/x
  3. Step 3: Cross multiply
    17,445.32x = 26,157.58 × 11,829.90
  4. Step 4: Simplify right side
    17,445.32x = 309,441,543.56
  5. Step 5: Solve for x
    x = 309,441,543.56/17,445.32
  6. Step 6: Final answer
    x = 17,737.79

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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.