Home / 32,989.28-49,483.92-9,617.60

Finding the Fourth Proportional to 32,989.28, 49,483.92 and 9,617.60

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Solution

The fourth proportional to 32,989.28, 49,483.92 and 9,617.60 is: 14,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,989.28 : 49,483.92 = 9,617.60 : x
  2. Step 2: Convert to fraction form
    32,989.28/49,483.92 = 9,617.60/x
  3. Step 3: Cross multiply
    32,989.28x = 49,483.92 × 9,617.60
  4. Step 4: Simplify right side
    32,989.28x = 475,916,548.99
  5. Step 5: Solve for x
    x = 475,916,548.99/32,989.28
  6. Step 6: Final answer
    x = 14,426.40

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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.