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Finding the Fourth Proportional to 32,674.29, 45,090.90 and 18,337.29

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Solution

The fourth proportional to 32,674.29, 45,090.90 and 18,337.29 is: 25,305.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,674.29 : 45,090.90 = 18,337.29 : x
  2. Step 2: Convert to fraction form
    32,674.29/45,090.90 = 18,337.29/x
  3. Step 3: Cross multiply
    32,674.29x = 45,090.90 × 18,337.29
  4. Step 4: Simplify right side
    32,674.29x = 826,844,909.66
  5. Step 5: Solve for x
    x = 826,844,909.66/32,674.29
  6. Step 6: Final answer
    x = 25,305.67

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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.