Home / 12,176.52-16,804.79-7,395.36

Finding the Fourth Proportional to 12,176.52, 16,804.79 and 7,395.36

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Solution

The fourth proportional to 12,176.52, 16,804.79 and 7,395.36 is: 10,206.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176.52 : 16,804.79 = 7,395.36 : x
  2. Step 2: Convert to fraction form
    12,176.52/16,804.79 = 7,395.36/x
  3. Step 3: Cross multiply
    12,176.52x = 16,804.79 × 7,395.36
  4. Step 4: Simplify right side
    12,176.52x = 124,277,471.77
  5. Step 5: Solve for x
    x = 124,277,471.77/12,176.52
  6. Step 6: Final answer
    x = 10,206.32

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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.