Home / 38,269.68-52,817.04-21,502.68

Finding the Fourth Proportional to 38,269.68, 52,817.04 and 21,502.68

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Solution

The fourth proportional to 38,269.68, 52,817.04 and 21,502.68 is: 29,676.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,269.68 : 52,817.04 = 21,502.68 : x
  2. Step 2: Convert to fraction form
    38,269.68/52,817.04 = 21,502.68/x
  3. Step 3: Cross multiply
    38,269.68x = 52,817.04 × 21,502.68
  4. Step 4: Simplify right side
    38,269.68x = 1,135,707,909.67
  5. Step 5: Solve for x
    x = 1,135,707,909.67/38,269.68
  6. Step 6: Final answer
    x = 29,676.44

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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.