Home / 27,925.40-41,936.70-19,663.40

Finding the Fourth Proportional to 27,925.40, 41,936.70 and 19,663.40

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Solution

The fourth proportional to 27,925.40, 41,936.70 and 19,663.40 is: 29,529.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,925.40 : 41,936.70 = 19,663.40 : x
  2. Step 2: Convert to fraction form
    27,925.40/41,936.70 = 19,663.40/x
  3. Step 3: Cross multiply
    27,925.40x = 41,936.70 × 19,663.40
  4. Step 4: Simplify right side
    27,925.40x = 824,618,106.78
  5. Step 5: Solve for x
    x = 824,618,106.78/27,925.40
  6. Step 6: Final answer
    x = 29,529.32

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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.