Home / 36,461.12-54,658.80-13,082.06

Finding the Fourth Proportional to 36,461.12, 54,658.80 and 13,082.06

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Solution

The fourth proportional to 36,461.12, 54,658.80 and 13,082.06 is: 19,611.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,461.12 : 54,658.80 = 13,082.06 : x
  2. Step 2: Convert to fraction form
    36,461.12/54,658.80 = 13,082.06/x
  3. Step 3: Cross multiply
    36,461.12x = 54,658.80 × 13,082.06
  4. Step 4: Simplify right side
    36,461.12x = 715,049,701.13
  5. Step 5: Solve for x
    x = 715,049,701.13/36,461.12
  6. Step 6: Final answer
    x = 19,611.29

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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.