Home / 34,977.69-48,270.33-19,666.80

Finding the Fourth Proportional to 34,977.69, 48,270.33 and 19,666.80

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Solution

The fourth proportional to 34,977.69, 48,270.33 and 19,666.80 is: 27,140.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,977.69 : 48,270.33 = 19,666.80 : x
  2. Step 2: Convert to fraction form
    34,977.69/48,270.33 = 19,666.80/x
  3. Step 3: Cross multiply
    34,977.69x = 48,270.33 × 19,666.80
  4. Step 4: Simplify right side
    34,977.69x = 949,322,926.04
  5. Step 5: Solve for x
    x = 949,322,926.04/34,977.69
  6. Step 6: Final answer
    x = 27,140.81

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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.