Home / 26,676.48-36,817.10-15,345.69

Finding the Fourth Proportional to 26,676.48, 36,817.10 and 15,345.69

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Solution

The fourth proportional to 26,676.48, 36,817.10 and 15,345.69 is: 21,179.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,676.48 : 36,817.10 = 15,345.69 : x
  2. Step 2: Convert to fraction form
    26,676.48/36,817.10 = 15,345.69/x
  3. Step 3: Cross multiply
    26,676.48x = 36,817.10 × 15,345.69
  4. Step 4: Simplify right side
    26,676.48x = 564,983,803.30
  5. Step 5: Solve for x
    x = 564,983,803.30/26,676.48
  6. Step 6: Final answer
    x = 21,179.10

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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.