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Finding the Fourth Proportional to 32,914.25, 45,421.70 and 18,010.25

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Solution

The fourth proportional to 32,914.25, 45,421.70 and 18,010.25 is: 24,854.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,914.25 : 45,421.70 = 18,010.25 : x
  2. Step 2: Convert to fraction form
    32,914.25/45,421.70 = 18,010.25/x
  3. Step 3: Cross multiply
    32,914.25x = 45,421.70 × 18,010.25
  4. Step 4: Simplify right side
    32,914.25x = 818,056,172.43
  5. Step 5: Solve for x
    x = 818,056,172.43/32,914.25
  6. Step 6: Final answer
    x = 24,854.16

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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.