Home / 18,975.46-26,185.18-10,590.34

Finding the Fourth Proportional to 18,975.46, 26,185.18 and 10,590.34

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Solution

The fourth proportional to 18,975.46, 26,185.18 and 10,590.34 is: 14,614.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,975.46 : 26,185.18 = 10,590.34 : x
  2. Step 2: Convert to fraction form
    18,975.46/26,185.18 = 10,590.34/x
  3. Step 3: Cross multiply
    18,975.46x = 26,185.18 × 10,590.34
  4. Step 4: Simplify right side
    18,975.46x = 277,309,775.28
  5. Step 5: Solve for x
    x = 277,309,775.28/18,975.46
  6. Step 6: Final answer
    x = 14,614.13

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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.