Home / 27,101.79-40,495.75-19,569.50

Finding the Fourth Proportional to 27,101.79, 40,495.75 and 19,569.50

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Solution

The fourth proportional to 27,101.79, 40,495.75 and 19,569.50 is: 29,240.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,101.79 : 40,495.75 = 19,569.50 : x
  2. Step 2: Convert to fraction form
    27,101.79/40,495.75 = 19,569.50/x
  3. Step 3: Cross multiply
    27,101.79x = 40,495.75 × 19,569.50
  4. Step 4: Simplify right side
    27,101.79x = 792,481,480.08
  5. Step 5: Solve for x
    x = 792,481,480.08/27,101.79
  6. Step 6: Final answer
    x = 29,240.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.