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Finding the Fourth Proportional to 23,701.30, 32,706.14 and 13,090.10

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Solution

The fourth proportional to 23,701.30, 32,706.14 and 13,090.10 is: 18,063.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,701.30 : 32,706.14 = 13,090.10 : x
  2. Step 2: Convert to fraction form
    23,701.30/32,706.14 = 13,090.10/x
  3. Step 3: Cross multiply
    23,701.30x = 32,706.14 × 13,090.10
  4. Step 4: Simplify right side
    23,701.30x = 428,126,643.21
  5. Step 5: Solve for x
    x = 428,126,643.21/23,701.30
  6. Step 6: Final answer
    x = 18,063.42

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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.