Home / 32,709.94-45,135.99-18,367.87

Finding the Fourth Proportional to 32,709.94, 45,135.99 and 18,367.87

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Solution

The fourth proportional to 32,709.94, 45,135.99 and 18,367.87 is: 25,345.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,709.94 : 45,135.99 = 18,367.87 : x
  2. Step 2: Convert to fraction form
    32,709.94/45,135.99 = 18,367.87/x
  3. Step 3: Cross multiply
    32,709.94x = 45,135.99 × 18,367.87
  4. Step 4: Simplify right side
    32,709.94x = 829,051,996.64
  5. Step 5: Solve for x
    x = 829,051,996.64/32,709.94
  6. Step 6: Final answer
    x = 25,345.57

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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.