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Finding the Fourth Proportional to 32,757.48, 45,205.47 and 18,611.10

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Solution

The fourth proportional to 32,757.48, 45,205.47 and 18,611.10 is: 25,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,757.48 : 45,205.47 = 18,611.10 : x
  2. Step 2: Convert to fraction form
    32,757.48/45,205.47 = 18,611.10/x
  3. Step 3: Cross multiply
    32,757.48x = 45,205.47 × 18,611.10
  4. Step 4: Simplify right side
    32,757.48x = 841,323,522.72
  5. Step 5: Solve for x
    x = 841,323,522.72/32,757.48
  6. Step 6: Final answer
    x = 25,683.40

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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.