Home / 13,514.72-20,263.41-5,622.71

Finding the Fourth Proportional to 13,514.72, 20,263.41 and 5,622.71

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Solution

The fourth proportional to 13,514.72, 20,263.41 and 5,622.71 is: 8,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514.72 : 20,263.41 = 5,622.71 : x
  2. Step 2: Convert to fraction form
    13,514.72/20,263.41 = 5,622.71/x
  3. Step 3: Cross multiply
    13,514.72x = 20,263.41 × 5,622.71
  4. Step 4: Simplify right side
    13,514.72x = 113,935,176.72
  5. Step 5: Solve for x
    x = 113,935,176.72/13,514.72
  6. Step 6: Final answer
    x = 8,430.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.