Home / 13,273.04-18,316.80-7,304.58

Finding the Fourth Proportional to 13,273.04, 18,316.80 and 7,304.58

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Solution

The fourth proportional to 13,273.04, 18,316.80 and 7,304.58 is: 10,080.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.04 : 18,316.80 = 7,304.58 : x
  2. Step 2: Convert to fraction form
    13,273.04/18,316.80 = 7,304.58/x
  3. Step 3: Cross multiply
    13,273.04x = 18,316.80 × 7,304.58
  4. Step 4: Simplify right side
    13,273.04x = 133,796,530.94
  5. Step 5: Solve for x
    x = 133,796,530.94/13,273.04
  6. Step 6: Final answer
    x = 10,080.32

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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.