Home / 26,722.08-36,875-14,784.64

Finding the Fourth Proportional to 26,722.08, 36,875 and 14,784.64

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Solution

The fourth proportional to 26,722.08, 36,875 and 14,784.64 is: 20,401.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,722.08 : 36,875 = 14,784.64 : x
  2. Step 2: Convert to fraction form
    26,722.08/36,875 = 14,784.64/x
  3. Step 3: Cross multiply
    26,722.08x = 36,875 × 14,784.64
  4. Step 4: Simplify right side
    26,722.08x = 545,183,600
  5. Step 5: Solve for x
    x = 545,183,600/26,722.08
  6. Step 6: Final answer
    x = 20,401.99

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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.