Home / 36,590.79-54,885.30-16,869.36

Finding the Fourth Proportional to 36,590.79, 54,885.30 and 16,869.36

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Solution

The fourth proportional to 36,590.79, 54,885.30 and 16,869.36 is: 25,303.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,590.79 : 54,885.30 = 16,869.36 : x
  2. Step 2: Convert to fraction form
    36,590.79/54,885.30 = 16,869.36/x
  3. Step 3: Cross multiply
    36,590.79x = 54,885.30 × 16,869.36
  4. Step 4: Simplify right side
    36,590.79x = 925,880,026.97
  5. Step 5: Solve for x
    x = 925,880,026.97/36,590.79
  6. Step 6: Final answer
    x = 25,303.64

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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.