Home / 12,468.08-17,209.46-7,368.32

Finding the Fourth Proportional to 12,468.08, 17,209.46 and 7,368.32

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Solution

The fourth proportional to 12,468.08, 17,209.46 and 7,368.32 is: 10,170.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,468.08 : 17,209.46 = 7,368.32 : x
  2. Step 2: Convert to fraction form
    12,468.08/17,209.46 = 7,368.32/x
  3. Step 3: Cross multiply
    12,468.08x = 17,209.46 × 7,368.32
  4. Step 4: Simplify right side
    12,468.08x = 126,804,869.75
  5. Step 5: Solve for x
    x = 126,804,869.75/12,468.08
  6. Step 6: Final answer
    x = 10,170.36

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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.