Home / 11,861.34-17,810.52-11,335.53

Finding the Fourth Proportional to 11,861.34, 17,810.52 and 11,335.53

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Solution

The fourth proportional to 11,861.34, 17,810.52 and 11,335.53 is: 17,020.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,861.34 : 17,810.52 = 11,335.53 : x
  2. Step 2: Convert to fraction form
    11,861.34/17,810.52 = 11,335.53/x
  3. Step 3: Cross multiply
    11,861.34x = 17,810.52 × 11,335.53
  4. Step 4: Simplify right side
    11,861.34x = 201,891,683.78
  5. Step 5: Solve for x
    x = 201,891,683.78/11,861.34
  6. Step 6: Final answer
    x = 17,020.98

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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.