Home / 35,008.20-52,512.30-12,814.20

Finding the Fourth Proportional to 35,008.20, 52,512.30 and 12,814.20

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Solution

The fourth proportional to 35,008.20, 52,512.30 and 12,814.20 is: 19,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,008.20 : 52,512.30 = 12,814.20 : x
  2. Step 2: Convert to fraction form
    35,008.20/52,512.30 = 12,814.20/x
  3. Step 3: Cross multiply
    35,008.20x = 52,512.30 × 12,814.20
  4. Step 4: Simplify right side
    35,008.20x = 672,903,114.66
  5. Step 5: Solve for x
    x = 672,903,114.66/35,008.20
  6. Step 6: Final answer
    x = 19,221.30

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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.