Home / 26,756.79-36,923.88-14,820.09

Finding the Fourth Proportional to 26,756.79, 36,923.88 and 14,820.09

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Solution

The fourth proportional to 26,756.79, 36,923.88 and 14,820.09 is: 20,451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,756.79 : 36,923.88 = 14,820.09 : x
  2. Step 2: Convert to fraction form
    26,756.79/36,923.88 = 14,820.09/x
  3. Step 3: Cross multiply
    26,756.79x = 36,923.88 × 14,820.09
  4. Step 4: Simplify right side
    26,756.79x = 547,215,224.75
  5. Step 5: Solve for x
    x = 547,215,224.75/26,756.79
  6. Step 6: Final answer
    x = 20,451.45

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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.