Home / 19,750.92-29,638.71-11,844.87

Finding the Fourth Proportional to 19,750.92, 29,638.71 and 11,844.87

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Solution

The fourth proportional to 19,750.92, 29,638.71 and 11,844.87 is: 17,774.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,750.92 : 29,638.71 = 11,844.87 : x
  2. Step 2: Convert to fraction form
    19,750.92/29,638.71 = 11,844.87/x
  3. Step 3: Cross multiply
    19,750.92x = 29,638.71 × 11,844.87
  4. Step 4: Simplify right side
    19,750.92x = 351,066,666.92
  5. Step 5: Solve for x
    x = 351,066,666.92/19,750.92
  6. Step 6: Final answer
    x = 17,774.70

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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.