Home / 18,143.57-25,036.50-10,590.56

Finding the Fourth Proportional to 18,143.57, 25,036.50 and 10,590.56

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Solution

The fourth proportional to 18,143.57, 25,036.50 and 10,590.56 is: 14,614.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,143.57 : 25,036.50 = 10,590.56 : x
  2. Step 2: Convert to fraction form
    18,143.57/25,036.50 = 10,590.56/x
  3. Step 3: Cross multiply
    18,143.57x = 25,036.50 × 10,590.56
  4. Step 4: Simplify right side
    18,143.57x = 265,150,555.44
  5. Step 5: Solve for x
    x = 265,150,555.44/18,143.57
  6. Step 6: Final answer
    x = 14,614.02

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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.