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Finding the Fourth Proportional to 34,782.01, 52,181.12 and 11,407.03

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Solution

The fourth proportional to 34,782.01, 52,181.12 and 11,407.03 is: 17,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,782.01 : 52,181.12 = 11,407.03 : x
  2. Step 2: Convert to fraction form
    34,782.01/52,181.12 = 11,407.03/x
  3. Step 3: Cross multiply
    34,782.01x = 52,181.12 × 11,407.03
  4. Step 4: Simplify right side
    34,782.01x = 595,231,601.27
  5. Step 5: Solve for x
    x = 595,231,601.27/34,782.01
  6. Step 6: Final answer
    x = 17,113.20

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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.