Home / 13,733.74-20,595.75-8,471.58

Finding the Fourth Proportional to 13,733.74, 20,595.75 and 8,471.58

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Solution

The fourth proportional to 13,733.74, 20,595.75 and 8,471.58 is: 12,704.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733.74 : 20,595.75 = 8,471.58 : x
  2. Step 2: Convert to fraction form
    13,733.74/20,595.75 = 8,471.58/x
  3. Step 3: Cross multiply
    13,733.74x = 20,595.75 × 8,471.58
  4. Step 4: Simplify right side
    13,733.74x = 174,478,543.79
  5. Step 5: Solve for x
    x = 174,478,543.79/13,733.74
  6. Step 6: Final answer
    x = 12,704.37

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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.