Home / 30,394.04-41,943.66-16,965.32

Finding the Fourth Proportional to 30,394.04, 41,943.66 and 16,965.32

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Solution

The fourth proportional to 30,394.04, 41,943.66 and 16,965.32 is: 23,412.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,394.04 : 41,943.66 = 16,965.32 : x
  2. Step 2: Convert to fraction form
    30,394.04/41,943.66 = 16,965.32/x
  3. Step 3: Cross multiply
    30,394.04x = 41,943.66 × 16,965.32
  4. Step 4: Simplify right side
    30,394.04x = 711,587,613.87
  5. Step 5: Solve for x
    x = 711,587,613.87/30,394.04
  6. Step 6: Final answer
    x = 23,412.08

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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.