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Finding the Fourth Proportional to 23,779.34, 32,808.02 and 13,706.38

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Solution

The fourth proportional to 23,779.34, 32,808.02 and 13,706.38 is: 18,910.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,779.34 : 32,808.02 = 13,706.38 : x
  2. Step 2: Convert to fraction form
    23,779.34/32,808.02 = 13,706.38/x
  3. Step 3: Cross multiply
    23,779.34x = 32,808.02 × 13,706.38
  4. Step 4: Simplify right side
    23,779.34x = 449,679,189.17
  5. Step 5: Solve for x
    x = 449,679,189.17/23,779.34
  6. Step 6: Final answer
    x = 18,910.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.