Home / 32,998.99-45,535.20-20,252.71

Finding the Fourth Proportional to 32,998.99, 45,535.20 and 20,252.71

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Solution

The fourth proportional to 32,998.99, 45,535.20 and 20,252.71 is: 27,946.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,998.99 : 45,535.20 = 20,252.71 : x
  2. Step 2: Convert to fraction form
    32,998.99/45,535.20 = 20,252.71/x
  3. Step 3: Cross multiply
    32,998.99x = 45,535.20 × 20,252.71
  4. Step 4: Simplify right side
    32,998.99x = 922,211,200.39
  5. Step 5: Solve for x
    x = 922,211,200.39/32,998.99
  6. Step 6: Final answer
    x = 27,946.65

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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.