Home / 18,976.08-26,186.04-10,590.96

Finding the Fourth Proportional to 18,976.08, 26,186.04 and 10,590.96

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Solution

The fourth proportional to 18,976.08, 26,186.04 and 10,590.96 is: 14,614.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,976.08 : 26,186.04 = 10,590.96 : x
  2. Step 2: Convert to fraction form
    18,976.08/26,186.04 = 10,590.96/x
  3. Step 3: Cross multiply
    18,976.08x = 26,186.04 × 10,590.96
  4. Step 4: Simplify right side
    18,976.08x = 277,335,302.20
  5. Step 5: Solve for x
    x = 277,335,302.20/18,976.08
  6. Step 6: Final answer
    x = 14,614.99

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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.