Home / 19,147.38-26,423.46-10,763.34

Finding the Fourth Proportional to 19,147.38, 26,423.46 and 10,763.34

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Solution

The fourth proportional to 19,147.38, 26,423.46 and 10,763.34 is: 14,853.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,147.38 : 26,423.46 = 10,763.34 : x
  2. Step 2: Convert to fraction form
    19,147.38/26,423.46 = 10,763.34/x
  3. Step 3: Cross multiply
    19,147.38x = 26,423.46 × 10,763.34
  4. Step 4: Simplify right side
    19,147.38x = 284,404,683.96
  5. Step 5: Solve for x
    x = 284,404,683.96/19,147.38
  6. Step 6: Final answer
    x = 14,853.45

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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.