Home / 18,193.47-25,104.98-10,235.56

Finding the Fourth Proportional to 18,193.47, 25,104.98 and 10,235.56

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Solution

The fourth proportional to 18,193.47, 25,104.98 and 10,235.56 is: 14,123.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193.47 : 25,104.98 = 10,235.56 : x
  2. Step 2: Convert to fraction form
    18,193.47/25,104.98 = 10,235.56/x
  3. Step 3: Cross multiply
    18,193.47x = 25,104.98 × 10,235.56
  4. Step 4: Simplify right side
    18,193.47x = 256,963,491.92
  5. Step 5: Solve for x
    x = 256,963,491.92/18,193.47
  6. Step 6: Final answer
    x = 14,123.94

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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.