Home / 18,956.38-26,159.74-10,572.88

Finding the Fourth Proportional to 18,956.38, 26,159.74 and 10,572.88

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Solution

The fourth proportional to 18,956.38, 26,159.74 and 10,572.88 is: 14,590.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956.38 : 26,159.74 = 10,572.88 : x
  2. Step 2: Convert to fraction form
    18,956.38/26,159.74 = 10,572.88/x
  3. Step 3: Cross multiply
    18,956.38x = 26,159.74 × 10,572.88
  4. Step 4: Simplify right side
    18,956.38x = 276,583,791.85
  5. Step 5: Solve for x
    x = 276,583,791.85/18,956.38
  6. Step 6: Final answer
    x = 14,590.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.