Home / 32,736.81-45,175.62-20,011.32

Finding the Fourth Proportional to 32,736.81, 45,175.62 and 20,011.32

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Solution

The fourth proportional to 32,736.81, 45,175.62 and 20,011.32 is: 27,614.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,736.81 : 45,175.62 = 20,011.32 : x
  2. Step 2: Convert to fraction form
    32,736.81/45,175.62 = 20,011.32/x
  3. Step 3: Cross multiply
    32,736.81x = 45,175.62 × 20,011.32
  4. Step 4: Simplify right side
    32,736.81x = 904,023,788.02
  5. Step 5: Solve for x
    x = 904,023,788.02/32,736.81
  6. Step 6: Final answer
    x = 27,614.90

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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.