Home / 22,048.59-30,427.15-11,977.07

Finding the Fourth Proportional to 22,048.59, 30,427.15 and 11,977.07

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Solution

The fourth proportional to 22,048.59, 30,427.15 and 11,977.07 is: 16,528.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,048.59 : 30,427.15 = 11,977.07 : x
  2. Step 2: Convert to fraction form
    22,048.59/30,427.15 = 11,977.07/x
  3. Step 3: Cross multiply
    22,048.59x = 30,427.15 × 11,977.07
  4. Step 4: Simplify right side
    22,048.59x = 364,428,146.80
  5. Step 5: Solve for x
    x = 364,428,146.80/22,048.59
  6. Step 6: Final answer
    x = 16,528.41

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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.