Home / 32,635.96-45,036.78-18,488.44

Finding the Fourth Proportional to 32,635.96, 45,036.78 and 18,488.44

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Solution

The fourth proportional to 32,635.96, 45,036.78 and 18,488.44 is: 25,513.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,635.96 : 45,036.78 = 18,488.44 : x
  2. Step 2: Convert to fraction form
    32,635.96/45,036.78 = 18,488.44/x
  3. Step 3: Cross multiply
    32,635.96x = 45,036.78 × 18,488.44
  4. Step 4: Simplify right side
    32,635.96x = 832,659,804.82
  5. Step 5: Solve for x
    x = 832,659,804.82/32,635.96
  6. Step 6: Final answer
    x = 25,513.57

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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.