Home / 30,845.39-42,566.45-17,416.58

Finding the Fourth Proportional to 30,845.39, 42,566.45 and 17,416.58

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Solution

The fourth proportional to 30,845.39, 42,566.45 and 17,416.58 is: 24,034.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,845.39 : 42,566.45 = 17,416.58 : x
  2. Step 2: Convert to fraction form
    30,845.39/42,566.45 = 17,416.58/x
  3. Step 3: Cross multiply
    30,845.39x = 42,566.45 × 17,416.58
  4. Step 4: Simplify right side
    30,845.39x = 741,361,681.83
  5. Step 5: Solve for x
    x = 741,361,681.83/30,845.39
  6. Step 6: Final answer
    x = 24,034.77

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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.