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Finding the Fourth Proportional to 34,885.55, 52,321.01 and 11,506.51

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Solution

The fourth proportional to 34,885.55, 52,321.01 and 11,506.51 is: 17,257.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,885.55 : 52,321.01 = 11,506.51 : x
  2. Step 2: Convert to fraction form
    34,885.55/52,321.01 = 11,506.51/x
  3. Step 3: Cross multiply
    34,885.55x = 52,321.01 × 11,506.51
  4. Step 4: Simplify right side
    34,885.55x = 602,032,167.24
  5. Step 5: Solve for x
    x = 602,032,167.24/34,885.55
  6. Step 6: Final answer
    x = 17,257.35

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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.