Home / 35,236.12-52,861.10-13,049.68

Finding the Fourth Proportional to 35,236.12, 52,861.10 and 13,049.68

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Solution

The fourth proportional to 35,236.12, 52,861.10 and 13,049.68 is: 19,577.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,236.12 : 52,861.10 = 13,049.68 : x
  2. Step 2: Convert to fraction form
    35,236.12/52,861.10 = 13,049.68/x
  3. Step 3: Cross multiply
    35,236.12x = 52,861.10 × 13,049.68
  4. Step 4: Simplify right side
    35,236.12x = 689,820,439.45
  5. Step 5: Solve for x
    x = 689,820,439.45/35,236.12
  6. Step 6: Final answer
    x = 19,577.08

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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.