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Finding the Fourth Proportional to 12,330.69, 17,015.04 and 7,295.10

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Solution

The fourth proportional to 12,330.69, 17,015.04 and 7,295.10 is: 10,066.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330.69 : 17,015.04 = 7,295.10 : x
  2. Step 2: Convert to fraction form
    12,330.69/17,015.04 = 7,295.10/x
  3. Step 3: Cross multiply
    12,330.69x = 17,015.04 × 7,295.10
  4. Step 4: Simplify right side
    12,330.69x = 124,126,418.30
  5. Step 5: Solve for x
    x = 124,126,418.30/12,330.69
  6. Step 6: Final answer
    x = 10,066.46

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Double scale
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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.