Home / 13,746.44-20,572.92-8,484.77

Finding the Fourth Proportional to 13,746.44, 20,572.92 and 8,484.77

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Solution

The fourth proportional to 13,746.44, 20,572.92 and 8,484.77 is: 12,698.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,746.44 : 20,572.92 = 8,484.77 : x
  2. Step 2: Convert to fraction form
    13,746.44/20,572.92 = 8,484.77/x
  3. Step 3: Cross multiply
    13,746.44x = 20,572.92 × 8,484.77
  4. Step 4: Simplify right side
    13,746.44x = 174,556,494.43
  5. Step 5: Solve for x
    x = 174,556,494.43/13,746.44
  6. Step 6: Final answer
    x = 12,698.31

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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.