Home / 16,121.04-22,246.56-9,047.58

Finding the Fourth Proportional to 16,121.04, 22,246.56 and 9,047.58

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Solution

The fourth proportional to 16,121.04, 22,246.56 and 9,047.58 is: 12,485.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.04 : 22,246.56 = 9,047.58 : x
  2. Step 2: Convert to fraction form
    16,121.04/22,246.56 = 9,047.58/x
  3. Step 3: Cross multiply
    16,121.04x = 22,246.56 × 9,047.58
  4. Step 4: Simplify right side
    16,121.04x = 201,277,531.32
  5. Step 5: Solve for x
    x = 201,277,531.32/16,121.04
  6. Step 6: Final answer
    x = 12,485.39

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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.