Home / 26,699.08-40,073.72-13,560.88

Finding the Fourth Proportional to 26,699.08, 40,073.72 and 13,560.88

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Solution

The fourth proportional to 26,699.08, 40,073.72 and 13,560.88 is: 20,354.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,699.08 : 40,073.72 = 13,560.88 : x
  2. Step 2: Convert to fraction form
    26,699.08/40,073.72 = 13,560.88/x
  3. Step 3: Cross multiply
    26,699.08x = 40,073.72 × 13,560.88
  4. Step 4: Simplify right side
    26,699.08x = 543,434,908.07
  5. Step 5: Solve for x
    x = 543,434,908.07/26,699.08
  6. Step 6: Final answer
    x = 20,354.07

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1.5x scale

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.