Home / 36,165.90-54,265.05-16,434.30

Finding the Fourth Proportional to 36,165.90, 54,265.05 and 16,434.30

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Solution

The fourth proportional to 36,165.90, 54,265.05 and 16,434.30 is: 24,658.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,165.90 : 54,265.05 = 16,434.30 : x
  2. Step 2: Convert to fraction form
    36,165.90/54,265.05 = 16,434.30/x
  3. Step 3: Cross multiply
    36,165.90x = 54,265.05 × 16,434.30
  4. Step 4: Simplify right side
    36,165.90x = 891,808,111.22
  5. Step 5: Solve for x
    x = 891,808,111.22/36,165.90
  6. Step 6: Final answer
    x = 24,658.81

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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.