Home / 13,066.03-18,030.81-7,097.64

Finding the Fourth Proportional to 13,066.03, 18,030.81 and 7,097.64

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Solution

The fourth proportional to 13,066.03, 18,030.81 and 7,097.64 is: 9,794.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,066.03 : 18,030.81 = 7,097.64 : x
  2. Step 2: Convert to fraction form
    13,066.03/18,030.81 = 7,097.64/x
  3. Step 3: Cross multiply
    13,066.03x = 18,030.81 × 7,097.64
  4. Step 4: Simplify right side
    13,066.03x = 127,976,198.29
  5. Step 5: Solve for x
    x = 127,976,198.29/13,066.03
  6. Step 6: Final answer
    x = 9,794.57

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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.