Home / 26,549.40-36,638.11-14,612.75

Finding the Fourth Proportional to 26,549.40, 36,638.11 and 14,612.75

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Solution

The fourth proportional to 26,549.40, 36,638.11 and 14,612.75 is: 20,165.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,549.40 : 36,638.11 = 14,612.75 : x
  2. Step 2: Convert to fraction form
    26,549.40/36,638.11 = 14,612.75/x
  3. Step 3: Cross multiply
    26,549.40x = 36,638.11 × 14,612.75
  4. Step 4: Simplify right side
    26,549.40x = 535,383,541.90
  5. Step 5: Solve for x
    x = 535,383,541.90/26,549.40
  6. Step 6: Final answer
    x = 20,165.56

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1.5x scale

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.