Home / 34,861.12-52,298.16-11,489.20

Finding the Fourth Proportional to 34,861.12, 52,298.16 and 11,489.20

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Solution

The fourth proportional to 34,861.12, 52,298.16 and 11,489.20 is: 17,235.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,861.12 : 52,298.16 = 11,489.20 : x
  2. Step 2: Convert to fraction form
    34,861.12/52,298.16 = 11,489.20/x
  3. Step 3: Cross multiply
    34,861.12x = 52,298.16 × 11,489.20
  4. Step 4: Simplify right side
    34,861.12x = 600,864,019.87
  5. Step 5: Solve for x
    x = 600,864,019.87/34,861.12
  6. Step 6: Final answer
    x = 17,235.94

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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.