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Finding the Fourth Proportional to 12,344.16, 17,030.73 and 7,035.18

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Solution

The fourth proportional to 12,344.16, 17,030.73 and 7,035.18 is: 9,706.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344.16 : 17,030.73 = 7,035.18 : x
  2. Step 2: Convert to fraction form
    12,344.16/17,030.73 = 7,035.18/x
  3. Step 3: Cross multiply
    12,344.16x = 17,030.73 × 7,035.18
  4. Step 4: Simplify right side
    12,344.16x = 119,814,251.08
  5. Step 5: Solve for x
    x = 119,814,251.08/12,344.16
  6. Step 6: Final answer
    x = 9,706.15

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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.