Home / 32,727.11-45,167.63-19,977.62

Finding the Fourth Proportional to 32,727.11, 45,167.63 and 19,977.62

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Solution

The fourth proportional to 32,727.11, 45,167.63 and 19,977.62 is: 27,571.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,727.11 : 45,167.63 = 19,977.62 : x
  2. Step 2: Convert to fraction form
    32,727.11/45,167.63 = 19,977.62/x
  3. Step 3: Cross multiply
    32,727.11x = 45,167.63 × 19,977.62
  4. Step 4: Simplify right side
    32,727.11x = 902,341,422.71
  5. Step 5: Solve for x
    x = 902,341,422.71/32,727.11
  6. Step 6: Final answer
    x = 27,571.68

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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.