Home / 35,823.70-49,436.76-19,907.74

Finding the Fourth Proportional to 35,823.70, 49,436.76 and 19,907.74

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Solution

The fourth proportional to 35,823.70, 49,436.76 and 19,907.74 is: 27,472.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,823.70 : 49,436.76 = 19,907.74 : x
  2. Step 2: Convert to fraction form
    35,823.70/49,436.76 = 19,907.74/x
  3. Step 3: Cross multiply
    35,823.70x = 49,436.76 × 19,907.74
  4. Step 4: Simplify right side
    35,823.70x = 984,174,164.52
  5. Step 5: Solve for x
    x = 984,174,164.52/35,823.70
  6. Step 6: Final answer
    x = 27,472.71

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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.