Home / 18,904.56-26,044.62-13,590.18

Finding the Fourth Proportional to 18,904.56, 26,044.62 and 13,590.18

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Solution

The fourth proportional to 18,904.56, 26,044.62 and 13,590.18 is: 18,723.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,904.56 : 26,044.62 = 13,590.18 : x
  2. Step 2: Convert to fraction form
    18,904.56/26,044.62 = 13,590.18/x
  3. Step 3: Cross multiply
    18,904.56x = 26,044.62 × 13,590.18
  4. Step 4: Simplify right side
    18,904.56x = 353,951,073.83
  5. Step 5: Solve for x
    x = 353,951,073.83/18,904.56
  6. Step 6: Final answer
    x = 18,723.05

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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.