Home / 35,880.21-53,827.58-20,107.74

Finding the Fourth Proportional to 35,880.21, 53,827.58 and 20,107.74

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Solution

The fourth proportional to 35,880.21, 53,827.58 and 20,107.74 is: 30,165.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,880.21 : 53,827.58 = 20,107.74 : x
  2. Step 2: Convert to fraction form
    35,880.21/53,827.58 = 20,107.74/x
  3. Step 3: Cross multiply
    35,880.21x = 53,827.58 × 20,107.74
  4. Step 4: Simplify right side
    35,880.21x = 1,082,350,983.47
  5. Step 5: Solve for x
    x = 1,082,350,983.47/35,880.21
  6. Step 6: Final answer
    x = 30,165.68

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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.