Home / 39,186.42-58,791-14,226.06

Finding the Fourth Proportional to 39,186.42, 58,791 and 14,226.06

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Solution

The fourth proportional to 39,186.42, 58,791 and 14,226.06 is: 21,343.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,186.42 : 58,791 = 14,226.06 : x
  2. Step 2: Convert to fraction form
    39,186.42/58,791 = 14,226.06/x
  3. Step 3: Cross multiply
    39,186.42x = 58,791 × 14,226.06
  4. Step 4: Simplify right side
    39,186.42x = 836,364,293.46
  5. Step 5: Solve for x
    x = 836,364,293.46/39,186.42
  6. Step 6: Final answer
    x = 21,343.22

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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.