Home / 30,027.56-45,026.46-17,550.72

Finding the Fourth Proportional to 30,027.56, 45,026.46 and 17,550.72

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Solution

The fourth proportional to 30,027.56, 45,026.46 and 17,550.72 is: 26,317.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,027.56 : 45,026.46 = 17,550.72 : x
  2. Step 2: Convert to fraction form
    30,027.56/45,026.46 = 17,550.72/x
  3. Step 3: Cross multiply
    30,027.56x = 45,026.46 × 17,550.72
  4. Step 4: Simplify right side
    30,027.56x = 790,246,792.05
  5. Step 5: Solve for x
    x = 790,246,792.05/30,027.56
  6. Step 6: Final answer
    x = 26,317.39

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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.