Home / 36,609.40-54,841.20-19,089.10

Finding the Fourth Proportional to 36,609.40, 54,841.20 and 19,089.10

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Solution

The fourth proportional to 36,609.40, 54,841.20 and 19,089.10 is: 28,595.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,609.40 : 54,841.20 = 19,089.10 : x
  2. Step 2: Convert to fraction form
    36,609.40/54,841.20 = 19,089.10/x
  3. Step 3: Cross multiply
    36,609.40x = 54,841.20 × 19,089.10
  4. Step 4: Simplify right side
    36,609.40x = 1,046,869,150.92
  5. Step 5: Solve for x
    x = 1,046,869,150.92/36,609.40
  6. Step 6: Final answer
    x = 28,595.64

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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.