Home / 32,981.28-49,465.08-11,636.88

Finding the Fourth Proportional to 32,981.28, 49,465.08 and 11,636.88

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Solution

The fourth proportional to 32,981.28, 49,465.08 and 11,636.88 is: 17,452.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,981.28 : 49,465.08 = 11,636.88 : x
  2. Step 2: Convert to fraction form
    32,981.28/49,465.08 = 11,636.88/x
  3. Step 3: Cross multiply
    32,981.28x = 49,465.08 × 11,636.88
  4. Step 4: Simplify right side
    32,981.28x = 575,619,200.15
  5. Step 5: Solve for x
    x = 575,619,200.15/32,981.28
  6. Step 6: Final answer
    x = 17,452.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.