Home / 32,942.40-45,460.64-18,799.68

Finding the Fourth Proportional to 32,942.40, 45,460.64 and 18,799.68

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Solution

The fourth proportional to 32,942.40, 45,460.64 and 18,799.68 is: 25,943.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,942.40 : 45,460.64 = 18,799.68 : x
  2. Step 2: Convert to fraction form
    32,942.40/45,460.64 = 18,799.68/x
  3. Step 3: Cross multiply
    32,942.40x = 45,460.64 × 18,799.68
  4. Step 4: Simplify right side
    32,942.40x = 854,645,484.60
  5. Step 5: Solve for x
    x = 854,645,484.60/32,942.40
  6. Step 6: Final answer
    x = 25,943.63

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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.