Home / 32,733.43-45,172.32-18,393.87

Finding the Fourth Proportional to 32,733.43, 45,172.32 and 18,393.87

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Solution

The fourth proportional to 32,733.43, 45,172.32 and 18,393.87 is: 25,383.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,733.43 : 45,172.32 = 18,393.87 : x
  2. Step 2: Convert to fraction form
    32,733.43/45,172.32 = 18,393.87/x
  3. Step 3: Cross multiply
    32,733.43x = 45,172.32 × 18,393.87
  4. Step 4: Simplify right side
    32,733.43x = 830,893,781.68
  5. Step 5: Solve for x
    x = 830,893,781.68/32,733.43
  6. Step 6: Final answer
    x = 25,383.65

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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.