Home / 26,754.89-40,120.70-14,272.13

Finding the Fourth Proportional to 26,754.89, 40,120.70 and 14,272.13

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Solution

The fourth proportional to 26,754.89, 40,120.70 and 14,272.13 is: 21,401.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,754.89 : 40,120.70 = 14,272.13 : x
  2. Step 2: Convert to fraction form
    26,754.89/40,120.70 = 14,272.13/x
  3. Step 3: Cross multiply
    26,754.89x = 40,120.70 × 14,272.13
  4. Step 4: Simplify right side
    26,754.89x = 572,607,875.03
  5. Step 5: Solve for x
    x = 572,607,875.03/26,754.89
  6. Step 6: Final answer
    x = 21,401.99

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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.