Home / 18,956.34-28,410.75-14,590.26

Finding the Fourth Proportional to 18,956.34, 28,410.75 and 14,590.26

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Solution

The fourth proportional to 18,956.34, 28,410.75 and 14,590.26 is: 21,867.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956.34 : 28,410.75 = 14,590.26 : x
  2. Step 2: Convert to fraction form
    18,956.34/28,410.75 = 14,590.26/x
  3. Step 3: Cross multiply
    18,956.34x = 28,410.75 × 14,590.26
  4. Step 4: Simplify right side
    18,956.34x = 414,520,229.30
  5. Step 5: Solve for x
    x = 414,520,229.30/18,956.34
  6. Step 6: Final answer
    x = 21,867.10

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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.