Home / 23,002.08-31,720.32-14,604

Finding the Fourth Proportional to 23,002.08, 31,720.32 and 14,604

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Solution

The fourth proportional to 23,002.08, 31,720.32 and 14,604 is: 20,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,002.08 : 31,720.32 = 14,604 : x
  2. Step 2: Convert to fraction form
    23,002.08/31,720.32 = 14,604/x
  3. Step 3: Cross multiply
    23,002.08x = 31,720.32 × 14,604
  4. Step 4: Simplify right side
    23,002.08x = 463,243,553.28
  5. Step 5: Solve for x
    x = 463,243,553.28/23,002.08
  6. Step 6: Final answer
    x = 20,139.20

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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.