Home / 23,130.13-34,709.03-21,247.94

Finding the Fourth Proportional to 23,130.13, 34,709.03 and 21,247.94

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Solution

The fourth proportional to 23,130.13, 34,709.03 and 21,247.94 is: 31,884.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,130.13 : 34,709.03 = 21,247.94 : x
  2. Step 2: Convert to fraction form
    23,130.13/34,709.03 = 21,247.94/x
  3. Step 3: Cross multiply
    23,130.13x = 34,709.03 × 21,247.94
  4. Step 4: Simplify right side
    23,130.13x = 737,495,349.49
  5. Step 5: Solve for x
    x = 737,495,349.49/23,130.13
  6. Step 6: Final answer
    x = 31,884.62

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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.