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Finding the Fourth Proportional to 34,672.60, 52,008.90 and 31,173.40

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Solution

The fourth proportional to 34,672.60, 52,008.90 and 31,173.40 is: 46,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,672.60 : 52,008.90 = 31,173.40 : x
  2. Step 2: Convert to fraction form
    34,672.60/52,008.90 = 31,173.40/x
  3. Step 3: Cross multiply
    34,672.60x = 52,008.90 × 31,173.40
  4. Step 4: Simplify right side
    34,672.60x = 1,621,294,243.26
  5. Step 5: Solve for x
    x = 1,621,294,243.26/34,672.60
  6. Step 6: Final answer
    x = 46,760.10

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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.