Home / 19,126.70-26,393.85-10,629.32

Finding the Fourth Proportional to 19,126.70, 26,393.85 and 10,629.32

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Solution

The fourth proportional to 19,126.70, 26,393.85 and 10,629.32 is: 14,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.70 : 26,393.85 = 10,629.32 : x
  2. Step 2: Convert to fraction form
    19,126.70/26,393.85 = 10,629.32/x
  3. Step 3: Cross multiply
    19,126.70x = 26,393.85 × 10,629.32
  4. Step 4: Simplify right side
    19,126.70x = 280,548,677.68
  5. Step 5: Solve for x
    x = 280,548,677.68/19,126.70
  6. Step 6: Final answer
    x = 14,667.91

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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.