Home / 12,723.04-19,053.60-9,007.60

Finding the Fourth Proportional to 12,723.04, 19,053.60 and 9,007.60

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Solution

The fourth proportional to 12,723.04, 19,053.60 and 9,007.60 is: 13,489.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,723.04 : 19,053.60 = 9,007.60 : x
  2. Step 2: Convert to fraction form
    12,723.04/19,053.60 = 9,007.60/x
  3. Step 3: Cross multiply
    12,723.04x = 19,053.60 × 9,007.60
  4. Step 4: Simplify right side
    12,723.04x = 171,627,207.36
  5. Step 5: Solve for x
    x = 171,627,207.36/12,723.04
  6. Step 6: Final answer
    x = 13,489.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.